Common use of Developer Operating Requirements Clause in Contracts

Developer Operating Requirements. The Developer must comply with the Transmission Owner’s operating instructions and requirements including but not limited to Transmission Owner’s Operation Coordination Agreement, as it may change from time to time. The Developer must comply with all applicable NYISO tariffs and procedures, as amended from time to time. Whether or not the Large Generating Facility is eligible for the Transition Period LVRT Standard set forth in Appendix G will be determined by the Commission. The Large Generating Facility will comply with the Transition Period LVRT Standard pending issuance of an order by the Commission determining the appropriate LVRT standard. For purposes of compliance with Appendix G, the Transmission Owner has determined that the Developer shall maintain the Large Generating Facility in service during a three-phase fault for 7 cycles. Infrastructure security of New York State Transmission System equipment and operations and control hardware and software is essential to ensure day-to-day New York State Transmission System reliability and operational security. The Commission will expect the NYISO, all Transmission Owners, all Developers and all other Market Participants to comply with the recommendations offered by the President’s Critical Infrastructure Protection Board and, eventually, best practice recommendations from the electric reliability authority. All public utilities will be expected to meet basic standards for system infrastructure and operational security, including physical, operational, and cyber-security practices. All personnel working in Transmission Owner’s facilities will require security background checks prior to entering and working in such facilities. New York Independent System Operator, Inc. Attn: Vice President, Operations ▇▇▇▇ ▇▇▇▇▇▇ ▇▇▇▇ Schenectady, NY 12303 Senior Vice President of Transmission New York Power Authority ▇▇▇ ▇▇▇▇ ▇▇. ▇▇▇▇▇ ▇▇▇▇▇▇, ▇▇ ▇▇▇▇▇-▇▇▇▇ Re: Large Generating Facility Dear : On [Date] [Developer] has completed Trial Operation of Unit No. . This letter confirms that [Developer] commenced Commercial Operation of Unit No. at the Large Generating Facility, effective as of [Date plus one day]. Thank you. NYISO:

Developer Operating Requirements. The Developer must comply with the Transmission Owner’s operating instructions and requirements including but not limited to Transmission Owner’s Operation Coordination Agreement, as it may change from time to time. The (a) Developer must comply with all applicable NYISO tariffs and procedures, as amended from time to time. Whether or not . (b) Developer must comply with Transmission Owner’s operating instructions and requirements as referenced in Article 9.3 of this Agreement, which requirements shall include the Large Generating Facility is eligible for the Transition dedicated data circuits, including system protection circuits, to be maintained by Developer in accordance with Article 8.1 of this Agreement. (c) The Post-transition Period LVRT Standard standard, as set forth in Appendix G will be determined by the Commission. The G, paragraph A.i to this Agreement, is applicable to Developer’s Large Generating Facility will comply with the Transition Period LVRT Standard pending issuance of an order by the Commission determining the appropriate LVRT standardFacility. For purposes of compliance with Appendix G, the Transmission Owner has determined that the Developer shall maintain the Large Generating Facility in service during a three-phase fault for 7 nine cycles. . Infrastructure security of New York State Transmission System equipment and operations and control hardware and software is essential to ensure day-to-day New York State Transmission System reliability and operational security. The Commission will expect the NYISO, all Transmission Owners, all Developers and all other Market Participants to comply with the recommendations offered by the President’s Critical Infrastructure Protection Board and, eventually, best practice recommendations from the electric reliability authority. All public utilities will be expected to meet basic standards for system infrastructure and operational security, including physical, operational, and cyber-security practices. All personnel working in Transmission Owner’s facilities will require security background checks prior to entering and working in such facilities. New York Independent System Operator, Inc. Attn: Vice President, Operations ▇▇▇▇ ▇▇▇▇▇▇ ▇▇▇▇ Schenectady, NY 12303 Senior Attn: Vice President of Transmission New York President, Operations Niagara Mohawk Power Authority Corporation ▇▇▇ ▇▇▇▇ ▇▇. ▇▇▇▇▇▇▇ ▇. ▇▇▇▇▇▇▇▇, ▇▇ ▇▇▇▇▇ Attn: Manager, Transmission Commercial Services Niagara Mohawk Power Corporation ▇-▇▇ ▇▇▇▇ ▇▇▇▇▇▇▇▇▇ ▇. ▇▇▇▇▇▇▇▇, ▇▇ ▇▇▇▇▇ Attn: Manager, Power Control NY Re: Large Generating Facility Dear : On [Date] [Developer] has completed Trial Operation of Unit No. . This letter confirms that [Developer] commenced Commercial Operation of Unit No. at the Large Generating Facility, effective as of [Date plus one day]. Thank you. 1. Notices: (a) NYISO: (i) Before commercial operation of the Large Generating Facility: (ii) After commercial operation of the Large Generating Facility (b) Transmission Owner: Niagara Mohawk Power Corporation d/b/a National Grid Attn : ▇▇▇▇▇▇▇ ▇▇▇▇▇ Manager, Transmission Commercial Services ▇▇▇ ▇▇▇▇ ▇▇▇▇▇▇▇▇▇ ▇. ▇▇▇▇▇▇▇▇, ▇▇ ▇▇▇▇▇ Phone: (▇▇▇)▇▇▇-▇▇▇▇ Fax: (▇▇▇)▇▇▇-▇▇▇▇ (c) Developer: Atlantic Wind LLC c/o Iberdrola Renewables, Inc Attn: Asset Manager, Hardscrabble Wind Project ▇▇▇▇ ▇▇ ▇▇▇▇▇ ▇▇▇▇▇▇, ▇▇▇▇▇ ▇▇▇ ▇▇▇▇▇▇▇▇, ▇▇ ▇▇▇▇▇ and c/o Iberdrola Renewables, Inc Attn: Contract Administrator ▇▇▇▇ ▇▇ ▇▇▇▇▇ ▇▇▇▇▇▇, ▇▇▇▇▇ ▇▇▇ ▇▇▇▇▇▇▇▇, ▇▇ ▇▇▇▇▇ Phone: (▇▇▇)▇▇▇-▇▇▇▇ Fax: (▇▇▇)▇▇▇-▇▇▇▇

Developer Operating Requirements. The Developer must comply with the Transmission Owner’s operating instructions and requirements including but not limited to Transmission Owner’s Operation Coordination Agreement, as it may change from time to time. The Developer must comply with all applicable NYISO tariffs and procedures, as amended from time to time. Whether or not the Large Generating Facility is eligible for the Transition Period LVRT Standard set forth in Appendix G will be determined by the Commission. The Large Generating Facility will comply with the Transition Period LVRT Standard pending issuance of an order by the Commission determining the appropriate LVRT standard. For purposes of compliance with Appendix G, the Transmission Owner has determined that the Developer shall maintain the Large Generating Facility in service during a three-phase fault for 7 cycles. Infrastructure security of New York State Transmission System equipment and operations and control hardware and software is essential to ensure day-to-day New York State Transmission System reliability and operational security. The Commission will expect the NYISO, all Transmission Owners, all Developers and all other Market Participants to comply with the recommendations offered by the President’s Critical Infrastructure Protection Board and, eventually, best practice recommendations from the electric reliability authority. All public utilities will be expected to meet basic standards for system infrastructure and operational security, including physical, operational, and cyber-security practices. All personnel working in Transmission Owner’s facilities will require security background checks prior to entering and working in such facilities. New York Independent System Operator, Inc. Attn: Vice President, Operations ▇▇▇▇ ▇▇▇▇▇▇ ▇▇▇▇ Schenectady, NY 12303 Senior Vice President of Transmission New York Power Authority ▇▇▇ ▇▇▇▇ ▇▇. ▇▇▇▇▇ ▇▇▇▇▇▇, ▇▇ ▇▇▇▇▇-▇▇▇▇ Re: _____________ Large Generating Facility Dear __________________: On [Date] [Developer] has completed Trial Operation of Unit No. ___. This letter confirms that [Developer] commenced Commercial Operation of Unit No. ___ at the Large Generating Facility, effective as of [Date plus one day]. Thank you. NYISO:

Developer Operating Requirements. The Developer must comply with the Transmission Owner’s operating instructions and requirements including but not limited to Transmission Owner’s Operation Coordination Agreement, as it may change from time to time. The Developer must comply with all applicable NYISO tariffs and procedures, as amended from time to time. Whether or not the Large Generating Facility is eligible for the Transition Period LVRT Standard set forth in Appendix G will be determined by the Commission. The Large Generating Facility will comply with the Transition Period LVRT Standard pending issuance of an order by the Commission determining the appropriate LVRT standard. For purposes of compliance with Appendix G, the Transmission Owner has determined that the Developer shall maintain the Large Generating Facility in service during a three-phase fault for 7 cycles. Infrastructure security of New York State Transmission System equipment and operations and control hardware and software is essential to ensure day-to-day New York State Transmission System reliability and operational security. The Commission will expect the NYISO, all Transmission Owners, all Developers and all other Market Participants to comply with the recommendations offered by the President’s Critical Infrastructure Protection Board and, eventually, best practice recommendations from the electric reliability authority. All public utilities will be expected to meet basic standards for system infrastructure and operational security, including physical, operational, and cyber-security practices. All personnel working in Transmission Owner’s facilities will require security background checks prior to entering and working in such facilities. New York Independent System Operator, Inc. Attn: Vice President, Operations ▇▇▇▇ ▇▇▇▇▇▇ ▇▇▇▇ Schenectady, NY 12303 Senior Vice President of Transmission New York Power Authority ▇▇▇ ▇▇▇▇ ▇▇. ▇▇▇▇▇ ▇▇▇▇▇▇, ▇▇ ▇▇▇▇▇-▇▇▇▇ Re: Large Generating Facility Dear : On [Date] [Developer] has completed Trial Operation of Unit No. . This letter confirms that [Developer] commenced Commercial Operation of Unit No. at the Large Generating Facility, effective as of [Date plus one day]. Thank you. NYISO:.

Developer Operating Requirements. The Developer must comply with the Connecting Transmission Owner’s operating instructions and requirements including but not limited to Connecting Transmission Owner’s Operation Coordination Agreement, as it may change from time to time. The Developer must comply with all applicable NYISO tariffs and procedures, as amended from time to time. Whether or not the Large Generating Facility is eligible for the Transition Period The post-transition period LVRT Standard standard, as set forth in Appendix G will be determined by G, is applicable to the Commission. The Developer’s Large Generating Facility will comply with the Transition Period LVRT Standard pending issuance of an order by the Commission determining the appropriate LVRT standardFacility. For purposes of compliance with Appendix G, the Connecting Transmission Owner has determined that the Developer shall maintain the Large Generating Facility in service during a three-phase fault for 7 nine (9) cycles. Infrastructure security of New York State Transmission System equipment and operations and control hardware and software is essential to ensure day-to-day New York State Transmission System reliability and operational security. The Commission will expect the NYISO, all Connecting Transmission Owners, all Developers and all other Market Participants to comply with the recommendations offered by the President’s Critical Infrastructure Protection Board and, eventually, best practice recommendations from the electric reliability authority. All public utilities will be expected to meet basic standards for system infrastructure and operational security, including physical, operational, and cyber-security practices. All personnel working in Transmission Owner’s facilities will require security background checks prior to entering and working in such facilities. New York Independent System Operator, Inc. Attn: Vice President, Operations ▇▇▇▇ ▇▇▇▇▇▇ ▇▇▇▇ Schenectady, NY 12303 Senior Vice President of Transmission New York Power Authority ▇▇▇ ▇▇▇▇ ▇▇. ▇▇▇▇▇ ▇▇▇▇▇▇State Electric & Gas Corporation Attn: Manager - Programs/Projects Electric Transmission Services 18 Link Drive Binghamton, ▇▇ ▇▇▇▇▇NY 13902-▇▇▇▇ 5224 Re: Large Generating Facility Dear : On [Date] [Developer] has completed Trial Operation of Unit No. . This letter confirms that [Developer] commenced Commercial Operation of Unit No. at the Large Generating Facility, effective as of [Date plus one day]. Thank you. NYISO:: Before commercial operation of the Large Generating Facility: New York Independent System Operator, Inc. Attn: ▇▇▇▇▇ ▇▇▇▇ Vice President, System and Resource Planning ▇▇ ▇▇▇▇ ▇▇▇▇▇▇▇▇▇ Rensselaer, NY 12144 Phone: (▇▇▇) ▇▇▇-▇▇▇▇ Fax: (▇▇▇) ▇▇▇-▇▇▇▇ After commercial operation of the Large Generating Facility New York Independent System Operator, Inc. Attn: Vice President, Operations ▇▇▇▇ ▇▇▇▇▇▇ ▇▇▇▇ Schenectady, NY 12303 Phone: (▇▇▇) ▇▇▇-▇▇▇▇ Fax: (▇▇▇) ▇▇▇-▇▇▇▇ New York State Electric & Gas Corporation Attn: Manager - Programs/Projects Electric Transmission Services 18 Link Drive Binghamton, NY ▇▇▇▇▇-▇▇▇▇ Phone: (▇▇▇) ▇▇▇-▇▇▇▇ Fax: (▇▇▇) ▇▇▇-▇▇▇▇ ▇▇▇▇▇▇ Wind LLC c/o EverPower Wind Holdings Inc. Attn: ▇▇▇▇▇▇ ▇▇▇▇▇▇▇▇▇▇ ▇▇ ▇▇▇▇ ▇▇▇▇ ▇▇▇▇▇▇, ▇▇▇▇ ▇▇▇▇▇ ▇▇▇ ▇▇▇▇, ▇▇ ▇▇▇▇▇ Phone: (▇▇▇) ▇▇▇-▇▇▇▇ New York State Electric & Gas Corporation Attn: Manager - Programs/Projects Electric Transmission Services 18 Link Drive Binghamton, NY ▇▇▇▇▇-▇▇▇▇ Phone: (▇▇▇) ▇▇▇-▇▇▇▇ Fax: (▇▇▇) ▇▇▇-▇▇▇▇ ▇▇▇▇▇▇ Wind LLC c/o EverPower Wind Holdings Inc. Attn: Accounts Payable ▇▇ ▇▇▇▇ ▇▇▇▇▇▇ ▇▇▇▇▇ ▇▇▇ Pittsburgh, PA 15201 Phone (▇▇▇) ▇▇▇-▇▇▇▇ ▇▇▇▇▇▇▇▇▇▇▇▇@▇▇▇▇▇▇▇▇▇.▇▇▇ NYISO: Before commercial operation of the Large Generating Facility: New York Independent System Operator, Inc. Attn: ▇▇▇▇▇ ▇▇▇▇ Vice President, System and Resource Planning ▇▇ ▇▇▇▇ ▇▇▇▇▇▇▇▇▇ Rensselaer, NY 12144 Phone: (▇▇▇) ▇▇▇-▇▇▇▇ Fax: (▇▇▇) ▇▇▇-▇▇▇▇ After commercial operation of the Large Generating Facility New York Independent System Operator, Inc. Attn: Vice President, Operations ▇▇▇▇ ▇▇▇▇▇▇ ▇▇▇▇ Schenectady, NY 12303 Phone: (▇▇▇) ▇▇▇-▇▇▇▇ Fax: (▇▇▇) ▇▇▇-▇▇▇▇ New York State Electric & Gas Corporation Attn: Manager - Programs/Projects Electric Transmission Services 18 Link Drive Binghamton, NY ▇▇▇▇▇-▇▇▇▇ Phone: (▇▇▇) ▇▇▇-▇▇▇▇ Fax: (▇▇▇) ▇▇▇-▇▇▇▇ ▇▇▇▇▇▇ Wind LLC c/o EverPower Wind Holdings Inc. Attn: ▇▇▇▇▇▇ ▇▇▇▇▇▇▇▇▇▇ ▇▇ ▇▇▇▇ ▇▇▇▇ ▇▇▇▇▇▇, ▇▇▇▇ ▇▇▇▇▇ ▇▇▇ ▇▇▇▇, ▇▇ ▇▇▇▇▇ Phone: (▇▇▇) ▇▇▇-▇▇▇▇ Appendix G sets forth requirements and provisions specific to a wind generating plant.

Developer Operating Requirements. The Developer must comply with the Transmission Owner’s operating instructions and requirements including but not limited to Transmission Owner’s Operation Coordination Agreement, as it may change from time to time. The Developer must comply with all applicable NYISO tariffs and procedures, as amended from time to time. Whether or not the Large Generating Facility is eligible for the Transition Period LVRT Standard set forth in Appendix G will be determined by the Commission. The Large Generating Facility will comply with the Transition Period LVRT Standard pending issuance of an order by the Commission determining the appropriate LVRT standard. For purposes of compliance with Appendix G, the Transmission Owner has determined that the Developer shall maintain the Large Generating Facility in service during a three-phase fault for 7 cycles. Infrastructure security of New York State Transmission System equipment and operations and control hardware and software is essential to ensure day-to-day New York State Transmission System reliability and operational security. The Commission will expect the NYISO, all Transmission Owners, all Developers and all other Market Participants to comply with the recommendations offered by the President’s Critical Infrastructure Protection Board and, eventually, best practice recommendations from the electric reliability authority. All public utilities will be expected to meet basic standards for system infrastructure and operational security, including physical, operational, and cyber-security practices. All personnel working in Transmission Owner’s facilities will require security background checks prior to entering and working in such facilities. New York Independent System Operator, Inc. Attn: Vice President, Operations ▇▇▇▇ ▇▇▇▇▇▇ ▇▇▇▇ Schenectady, NY 12303 Senior Vice President of Transmission New York Power Authority ▇▇▇ ▇▇▇▇ ▇▇. ▇▇▇▇▇ ▇▇▇▇▇▇White Plains, ▇▇ ▇▇▇▇▇NY 10601-▇▇▇▇ 3170 Re: Large Generating Facility Dear : On [Date] [Developer] has completed Trial Operation of Unit No. . This letter confirms that [Developer] commenced Commercial Operation of Unit No. at the Large Generating Facility, effective as of [Date plus one day]. Thank you. NYISO:

Developer Operating Requirements. The Developer must comply with the Connecting Transmission Owner’s operating instructions and requirements including but not limited to Connecting Transmission Owner’s Operation Coordination Agreement, as it may change from time to time. The Developer must comply with all applicable NYISO tariffs and procedures, as amended from time to time. Whether or not the Large Generating Facility is eligible for the Transition Period The post-transition period LVRT Standard standard, as set forth in Appendix G will be determined by G, is applicable to the Commission. The Developer’s Large Generating Facility will comply with the Transition Period LVRT Standard pending issuance of an order by the Commission determining the appropriate LVRT standardFacility. For purposes of compliance with Appendix G, the Connecting Transmission Owner has determined that the Developer shall maintain the Large Generating Facility in service during a three-phase fault for 7 nine (9) cycles. Infrastructure security of New York State Transmission System equipment and operations and control hardware and software is essential to ensure day-to-day New York State Transmission System reliability and operational security. The Commission will expect the NYISO, all Connecting Transmission Owners, all Developers and all other Market Participants to comply with the recommendations offered by the President’s Critical Infrastructure Protection Board and, eventually, best practice recommendations from the electric reliability authority. All public utilities will be expected to meet basic standards for system infrastructure and operational security, including physical, operational, and cyber-security practices. All personnel working in Transmission Owner’s facilities will require security background checks prior to entering and working in such facilities. New York Independent System Operator, Inc. Attn: Vice President, Operations ▇▇▇▇ ▇▇▇▇▇▇ ▇▇▇▇ Schenectady, NY 12303 Senior Vice President of Transmission New York Power Authority ▇State Electric & Gas Corporation Attn: Manager - Programs/Projects Electric Transmission Services ▇▇ ▇▇▇▇ ▇▇. ▇▇▇ ▇▇▇▇▇ ▇▇▇▇▇▇, ▇▇ ▇▇▇▇▇-▇▇▇▇ Re: Large Generating Facility Dear : On [Date] [Developer] has completed Trial Operation of Unit No. . This letter confirms that [Developer] commenced Commercial Operation of Unit No. at the Large Generating Facility, effective as of [Date plus one day]. Thank you. NYISO:: Before commercial operation of the Large Generating Facility: New York Independent System Operator, Inc. Attn: ▇▇▇▇▇ ▇▇▇▇ Vice President, System and Resource Planning ▇▇ ▇▇▇▇ ▇▇▇▇▇▇▇▇▇ Rensselaer, NY 12144 Phone: (▇▇▇) ▇▇▇-▇▇▇▇ Fax: (▇▇▇) ▇▇▇-▇▇▇▇ After commercial operation of the Large Generating Facility New York Independent System Operator, Inc. Attn: Vice President, Operations ▇▇▇▇ ▇▇▇▇▇▇ ▇▇▇▇ Schenectady, NY 12303 Phone: (▇▇▇) ▇▇▇-▇▇▇▇ Fax: (▇▇▇) ▇▇▇-▇▇▇▇ New York State Electric & Gas Corporation Attn: Manager - Programs/Projects Electric Transmission Services ▇▇ ▇▇▇▇ ▇▇▇▇▇ ▇▇▇▇▇▇▇▇▇▇, ▇▇ ▇▇▇▇▇-▇▇▇▇ Phone: (▇▇▇) ▇▇▇-▇▇▇▇ Fax: (▇▇▇) ▇▇▇-▇▇▇▇ ▇▇▇▇▇▇ Wind LLC c/o EverPower Wind Holdings Inc. Attn: ▇▇▇▇▇▇ ▇▇▇▇▇▇▇▇▇▇ ▇▇ ▇▇▇▇ ▇▇▇▇ ▇▇▇▇▇▇, ▇▇▇▇ ▇▇▇▇▇ ▇▇▇ ▇▇▇▇, ▇▇ ▇▇▇▇▇ Phone: (▇▇▇) ▇▇▇-▇▇▇▇ New York State Electric & Gas Corporation Attn: Manager - Programs/Projects Electric Transmission Services ▇▇ ▇▇▇▇ ▇▇▇▇▇ ▇▇▇▇▇▇▇▇▇▇, ▇▇ ▇▇▇▇▇-▇▇▇▇ Phone: (▇▇▇) ▇▇▇-▇▇▇▇ Fax: (▇▇▇) ▇▇▇-▇▇▇▇ ▇▇▇▇▇▇ Wind LLC c/o EverPower Wind Holdings Inc. Attn: ▇▇▇▇▇▇ ▇▇▇▇▇▇▇▇▇▇ ▇▇ ▇▇▇▇ ▇▇▇▇ ▇▇▇▇▇▇, ▇▇▇▇ ▇▇▇▇▇ ▇▇▇ ▇▇▇▇, ▇▇ ▇▇▇▇▇ Phone (▇▇▇) ▇▇▇-▇▇▇▇ NYISO: Before commercial operation of the Large Generating Facility: New York Independent System Operator, Inc. Attn: ▇▇▇▇▇ ▇▇▇▇ Vice President, System and Resource Planning ▇▇ ▇▇▇▇ ▇▇▇▇▇▇▇▇▇ Rensselaer, NY 12144 Phone: (▇▇▇) ▇▇▇-▇▇▇▇ Fax: (▇▇▇) ▇▇▇-▇▇▇▇ After commercial operation of the Large Generating Facility New York Independent System Operator, Inc. Attn: Vice President, Operations ▇▇▇▇ ▇▇▇▇▇▇ ▇▇▇▇ Schenectady, NY 12303 Phone: (▇▇▇) ▇▇▇-▇▇▇▇ Fax: (▇▇▇) ▇▇▇-▇▇▇▇ New York State Electric & Gas Corporation Attn: Manager - Programs/Projects Electric Transmission Services ▇▇ ▇▇▇▇ ▇▇▇▇▇ ▇▇▇▇▇▇▇▇▇▇, ▇▇ ▇▇▇▇▇-▇▇▇▇ Phone: (▇▇▇) ▇▇▇-▇▇▇▇ Fax: (▇▇▇) ▇▇▇-▇▇▇▇ ▇▇▇▇▇▇ Wind LLC c/o EverPower Wind Holdings Inc. Attn: ▇▇▇▇▇▇ ▇▇▇▇▇▇▇▇▇▇ ▇▇ ▇▇▇▇ ▇▇▇▇ ▇▇▇▇▇▇, ▇▇▇▇ ▇▇▇▇▇ ▇▇▇ ▇▇▇▇, ▇▇ ▇▇▇▇▇ Phone: (▇▇▇) ▇▇▇-▇▇▇▇ Appendix G sets forth requirements and provisions specific to a wind generating plant.

Developer Operating Requirements. The Developer must comply with the Connecting Transmission Owner’s operating instructions and requirements including but not limited to Connecting Transmission Owner’s Operation Coordination Agreement, as it may change from time to time. The Developer must comply with all applicable NYISO tariffs and procedures, as amended from time to time. Whether or not the Large Generating Facility is eligible for the Transition Period The post-transition period LVRT Standard standard, as set forth in Appendix G will be determined by G, is applicable to the Commission. The Developer’s Large Generating Facility will comply with the Transition Period LVRT Standard pending issuance of an order by the Commission determining the appropriate LVRT standardFacility. For purposes of compliance with Appendix G, the Connecting Transmission Owner has determined that the Developer shall maintain the Large Generating Facility in service during a three-phase fault for 7 nine (9) cycles. Infrastructure security of New York State Transmission System equipment and operations and control hardware and software is essential to ensure day-to-day New York State Transmission System reliability and operational security. The Commission will expect the NYISO, all Connecting Transmission Owners, all Developers and all other Market Participants to comply with the recommendations offered by the President’s Critical Infrastructure Protection Board and, eventually, best practice recommendations from the electric reliability authority. All public utilities will be expected to meet basic standards for system infrastructure and operational security, including physical, operational, and cyber-security practices. All personnel working in Transmission Owner’s facilities will require security background checks prior to entering and working in such facilities. New York Independent System Operator, Inc. Attn: Vice President, Operations ▇▇▇▇ ▇▇▇▇▇▇ ▇▇▇▇ Schenectady, NY 12303 Senior Vice President of Transmission New York Power Authority ▇State Electric & Gas Corporation Attn: Manager - Programs/Projects Electric Transmission Services ▇▇ ▇▇▇▇ ▇▇. ▇▇▇ ▇▇▇▇▇ ▇▇▇▇▇▇, ▇▇ ▇▇▇▇▇-▇▇▇▇ Re: Large Generating Facility Dear : On [Date] [Developer] has completed Trial Operation of Unit No. . This letter confirms that [Developer] commenced Commercial Operation of Unit No. at the Large Generating Facility, effective as of [Date plus one day]. Thank you. NYISO:Before commercial operation of the Large Generating Facility: New York Independent System Operator, Inc. Attn: ▇▇▇▇▇ ▇▇▇▇ Vice President, System and Resource Planning ▇▇ ▇▇▇▇ ▇▇▇▇▇▇▇▇▇ Rensselaer, NY 12144 Phone: (▇▇▇) ▇▇▇-▇▇▇▇ Fax: (▇▇▇) ▇▇▇-▇▇▇▇ After commercial operation of the Large Generating Facility New York Independent System Operator, Inc. Attn: Vice President, Operations ▇▇▇▇ ▇▇▇▇▇▇ ▇▇▇▇ Schenectady, NY 12303 Phone: (▇▇▇) ▇▇▇-▇▇▇▇ Fax: (▇▇▇) ▇▇▇-▇▇▇▇ New York State Electric & Gas Corporation Attn: Manager - Programs/Projects Electric Transmission Services ▇▇ ▇▇▇▇ ▇▇▇▇▇ ▇▇▇▇▇▇▇▇▇▇, ▇▇ ▇▇▇▇▇-▇▇▇▇ Phone: (▇▇▇) ▇▇▇-▇▇▇▇ Fax: (▇▇▇) ▇▇▇-▇▇▇▇ ▇▇▇▇▇▇ Wind LLC c/o EverPower Wind Holdings Inc. Attn: ▇▇▇▇▇▇ ▇▇▇▇▇▇▇▇▇▇ ▇▇ ▇▇▇▇ ▇▇▇▇ ▇▇▇▇▇▇, ▇▇▇▇ ▇▇▇▇▇ ▇▇▇ ▇▇▇▇, ▇▇ ▇▇▇▇▇ Phone: (▇▇▇) ▇▇▇-▇▇▇▇ New York State Electric & Gas Corporation Attn: Manager - Programs/Projects Electric Transmission Services ▇▇ ▇▇▇▇ ▇▇▇▇▇ ▇▇▇▇▇▇▇▇▇▇, ▇▇ ▇▇▇▇▇-▇▇▇▇ Phone: (▇▇▇) ▇▇▇-▇▇▇▇ Fax: (▇▇▇) ▇▇▇-▇▇▇▇ ▇▇▇▇▇▇ Wind LLC c/o EverPower Wind Holdings Inc. Attn: ▇▇▇▇▇▇ ▇▇▇▇▇▇▇▇▇▇ ▇▇ ▇▇▇▇ ▇▇▇▇ ▇▇▇▇▇▇, ▇▇▇▇ ▇▇▇▇▇ ▇▇▇ ▇▇▇▇, ▇▇ ▇▇▇▇▇ Phone (▇▇▇) ▇▇▇-▇▇▇▇ Before commercial operation of the Large Generating Facility: New York Independent System Operator, Inc. Attn: ▇▇▇▇▇ ▇▇▇▇ Vice President, System and Resource Planning ▇▇ ▇▇▇▇ ▇▇▇▇▇▇▇▇▇ Rensselaer, NY 12144 Phone: (▇▇▇) ▇▇▇-▇▇▇▇ Fax: (▇▇▇) ▇▇▇-▇▇▇▇ After commercial operation of the Large Generating Facility New York Independent System Operator, Inc. Attn: Vice President, Operations ▇▇▇▇ ▇▇▇▇▇▇ ▇▇▇▇ Schenectady, NY 12303 Phone: (▇▇▇) ▇▇▇-▇▇▇▇ Fax: (▇▇▇) ▇▇▇-▇▇▇▇ New York State Electric & Gas Corporation Attn: Manager - Programs/Projects Electric Transmission Services ▇▇ ▇▇▇▇ ▇▇▇▇▇ ▇▇▇▇▇▇▇▇▇▇, ▇▇ ▇▇▇▇▇-▇▇▇▇ Phone: (▇▇▇) ▇▇▇-▇▇▇▇ Fax: (▇▇▇) ▇▇▇-▇▇▇▇ ▇▇▇▇▇▇ Wind LLC c/o EverPower Wind Holdings Inc. Attn: ▇▇▇▇▇▇ ▇▇▇▇▇▇▇▇▇▇ ▇▇ ▇▇▇▇ ▇▇▇▇ ▇▇▇▇▇▇, ▇▇▇▇ ▇▇▇▇▇ ▇▇▇ ▇▇▇▇, ▇▇ ▇▇▇▇▇ Phone: (▇▇▇) ▇▇▇-▇▇▇▇ Appendix G sets forth requirements and provisions specific to a wind generating plant.

Developer Operating Requirements. The Developer must comply with the Transmission Owner’s operating instructions and requirements including but not limited to Transmission Owner’s Operation Coordination Agreement, as it may change from time to time. The (a) Developer must comply with all applicable NYISO tariffs and procedures, as amended from time to time. Whether . (b) Developer must comply with the Connecting Transmission Owner’s operating instructions and requirements, including operating protocols agreed upon between the Connecting Transmission Owner and Developer for operation of the Jericho Rise Wind Farm interconnection with the ▇▇▇▇▇▇ Substation, to the extent not inconsistent with the terms of this Agreement, the NYISO OATT, or not the Large Generating Facility is eligible for the Transition Period applicable NYISO procedures. (c) The Post-transition period LVRT Standard standard, as set forth in Appendix G will be determined by the Commission. The G, paragraph A.i to this Agreement, is applicable to Developer’s Large Generating Facility will comply with the Transition Period LVRT Standard pending issuance of an order by the Commission determining the appropriate LVRT standardFacility. For purposes of compliance with Appendix G, the Connecting Transmission Owner has determined that the Developer shall maintain the Large Generating Facility in service during a three-phase fault for 7 9 cycles. Infrastructure security of New York State Transmission System equipment and operations and control hardware and software is essential to ensure day-to-day New York State Transmission System reliability and operational security. The Commission will expect the NYISO, all Transmission Owners, all Developers and all other Market Participants to comply with the recommendations offered by the President’s Critical Infrastructure Protection Board and, eventually, best practice recommendations from the electric reliability authority. All public utilities will be expected to meet basic standards for system infrastructure and operational security, including physical, operational, and cyber-security practices. All personnel working in Transmission Owner’s facilities will require security background checks prior to entering and working in such facilities. New York Independent System Operator, Inc. Attn: Vice President, Operations ▇▇ ▇▇▇▇ ▇▇▇▇▇▇ ▇▇▇▇ SchenectadyRensselaer, NY 12303 12144 Senior Vice President of Transmission New York Power Authority ▇▇▇▇▇ Energy Center ▇▇▇▇ ▇▇. ▇▇▇▇▇ ▇▇▇▇▇▇, ▇ ▇▇▇▇ ▇▇▇▇▇, NY 13403-▇▇▇▇ 2100 Re: Large Generating Facility Dear : On [Date] [Developer] has completed Trial Operation of Unit No. . This letter confirms that [Developer] commenced Commercial Operation of Unit No. at the Large Generating Facility, effective as of [Date plus one day]. Thank you. NYISO:Before commercial operation of the Large Generating Facility: New York Independent System Operator, Inc. Attn: Vice President, System and Resource Planning ▇▇ ▇▇▇▇ ▇▇▇▇▇▇▇▇▇ Rensselaer, NY 12144 Phone: (▇▇▇) ▇▇▇-▇▇▇▇ Fax: (▇▇▇) ▇▇▇-▇▇▇▇ After commercial operation of the Large Generating Facility: New York Independent System Operator, Inc. Attn: Vice President, Operations ▇▇ ▇▇▇▇ ▇▇▇▇▇▇▇▇▇ Rensselaer, NY 12144 Phone: (▇▇▇) ▇▇▇-▇▇▇▇ Fax: (▇▇▇) ▇▇▇-▇▇▇▇ Senior Vice President of Transmission New York Power Authority ▇▇▇▇▇ Energy Center ▇▇▇▇ ▇▇▇▇▇ ▇▇▇▇▇▇▇ ▇▇▇▇ ▇▇▇▇▇, NY ▇▇▇▇▇-▇▇▇▇ Phone (▇▇▇) ▇▇▇-▇▇▇▇ Jericho Rise Wind Farm LLC ▇/▇ ▇▇▇ ▇▇▇▇▇▇▇▇▇▇ ▇▇▇▇▇ ▇▇▇▇▇▇▇ LLC ▇▇▇ ▇▇▇▇▇▇, Suite 700‌ Houston, TX 77002 Attn: General Counsel‌ Cc: Executive Vice President, Asset Operations New York Power Authority Operating Fund c/o ▇▇ ▇▇▇▇▇▇ ▇▇▇▇▇, N.A. ABA No.: ▇▇▇▇▇▇▇▇ Account No.: 573-804206 Developer: Jericho Rise Wind Farm LLC ▇/▇ ▇▇▇ ▇▇▇▇▇▇▇▇▇▇ ▇▇▇▇▇ ▇▇▇▇▇▇▇ LLC ▇▇▇ ▇▇▇▇▇▇, Suite 700‌ Houston, TX 77002 Attn: Executive Vice President, Finance Cc: General Counsel‌ Before commercial operation of the Large Generating Facility: New York Independent System Operator, Inc. Attn: Vice President, System and Resource Planning ▇▇ ▇▇▇▇ ▇▇▇▇▇▇▇▇▇ Rensselaer, NY 12144 Phone: (▇▇▇) ▇▇▇-▇▇▇▇ Fax: (▇▇▇) ▇▇▇-▇▇▇▇ After commercial operation of the Large Generating Facility: New York Independent System Operator, Inc. Attn: Vice President, Operations ▇▇ ▇▇▇▇ ▇▇▇▇▇▇▇▇▇ Rensselaer, NY 12144 Phone: (▇▇▇) ▇▇▇-▇▇▇▇ Fax: (▇▇▇) ▇▇▇-▇▇▇▇ Senior Vice President of Transmission New York Power Authority ▇▇▇▇▇ Energy Center ▇▇▇▇ ▇▇▇▇▇ ▇▇▇▇▇▇▇ ▇▇▇▇ ▇▇▇▇▇, NY ▇▇▇▇▇-▇▇▇▇ Phone (▇▇▇) ▇▇▇-▇▇▇▇ Voice Telephone: (▇▇▇) ▇▇▇-▇▇▇▇ Facsimile Telephone: (▇▇▇) ▇▇▇-▇▇▇▇ Email Address: ▇▇▇▇▇.▇▇▇▇▇@▇▇▇▇.▇▇▇; ▇▇▇▇▇▇.▇▇▇▇▇▇▇@▇▇▇▇.▇▇▇ Appendix G sets forth requirements and provisions specific to a wind generating plant.

Developer Operating Requirements. The Developer must comply with the Connecting Transmission Owner’s operating instructions and requirements including but not limited to Connecting Transmission Owner’s Operation Coordination Agreement, as it may change from time to time. The Developer must comply with all applicable NYISO tariffs and procedures, as amended from time to time. Whether or not the Large Generating Facility is eligible for the Transition Period The post-transition period LVRT Standard standard, as set forth in Appendix G will be determined by G, is applicable to the Commission. The Developer’s Large Generating Facility will comply with the Transition Period LVRT Standard pending issuance of an order by the Commission determining the appropriate LVRT standardFacility. For purposes of compliance with Appendix G, the Connecting Transmission Owner has determined that the Developer shall maintain the Large Generating Facility in service during a three-phase fault for 7 nine (9) cycles. Infrastructure security of New York State Transmission System equipment and operations and control hardware and software is essential to ensure day-to-day New York State Transmission System reliability and operational security. The Commission will expect the NYISO, all Connecting Transmission Owners, all Developers and all other Market Participants to comply with the recommendations offered by the President’s Critical Infrastructure Protection Board and, eventually, best practice recommendations from the electric reliability authority. All public utilities will be expected to meet basic standards for system infrastructure and operational security, including physical, operational, and cyber-security practices. All personnel working in Transmission Owner’s facilities will require security background checks prior to entering and working in such facilities. New York Independent System Operator, Inc. Attn: Vice President, Operations ▇▇▇▇ ▇▇▇▇▇▇ ▇▇▇▇ Schenectady, NY 12303 Senior Vice President of Transmission New York Power Authority ▇State Electric & Gas Corporation Attn: Manager - Programs/Projects Electric Transmission Services ▇▇ ▇▇▇▇ ▇▇. ▇▇▇ ▇▇▇▇▇ ▇▇▇▇▇▇, ▇▇ ▇▇▇▇▇-▇▇▇▇ Re: Large Generating Facility Dear : On [Date] [Developer] has completed Trial Operation of Unit No. . This letter confirms that [Developer] commenced Commercial Operation of Unit No. at the Large Generating Facility, effective as of [Date plus one day]. Thank you. NYISO:Before commercial operation of the Large Generating Facility: New York Independent System Operator, Inc. Attn: ▇▇▇▇▇ ▇▇▇▇ Vice President, System and Resource Planning ▇▇ ▇▇▇▇ ▇▇▇▇▇▇▇▇▇ Rensselaer, NY 12144 Phone: (▇▇▇) ▇▇▇-▇▇▇▇ Fax: (▇▇▇) ▇▇▇-▇▇▇▇ After commercial operation of the Large Generating Facility New York Independent System Operator, Inc. Attn: Vice President, Operations ▇▇▇▇ ▇▇▇▇▇▇ ▇▇▇▇ Schenectady, NY 12303 Phone: (▇▇▇) ▇▇▇-▇▇▇▇ Fax: (▇▇▇) ▇▇▇-▇▇▇▇ New York State Electric & Gas Corporation Attn: Manager - Programs/Projects Electric Transmission Services ▇▇ ▇▇▇▇ ▇▇▇▇▇ ▇▇▇▇▇▇▇▇▇▇, ▇▇ ▇▇▇▇▇-▇▇▇▇ Phone: (▇▇▇) ▇▇▇-▇▇▇▇ Fax: (▇▇▇) ▇▇▇-▇▇▇▇ ▇▇▇▇▇▇ Wind LLC c/o EverPower Wind Holdings Inc. Attn: ▇▇▇▇▇▇ ▇▇▇▇▇▇▇▇▇▇ ▇▇ ▇▇▇▇ ▇▇▇▇ ▇▇▇▇▇▇, ▇▇▇▇ ▇▇▇▇▇ ▇▇▇ ▇▇▇▇, ▇▇ ▇▇▇▇▇ Phone: (▇▇▇) ▇▇▇-▇▇▇▇ New York State Electric & Gas Corporation Attn: Manager - Programs/Projects Electric Transmission Services ▇▇ ▇▇▇▇ ▇▇▇▇▇ ▇▇▇▇▇▇▇▇▇▇, ▇▇ ▇▇▇▇▇-▇▇▇▇ Phone: (▇▇▇) ▇▇▇-▇▇▇▇ Fax: (▇▇▇) ▇▇▇-▇▇▇▇ ▇▇▇▇▇▇ Wind LLC c/o EverPower Wind Holdings Inc. Attn: Accounts Payable ▇▇ ▇▇▇▇ ▇▇▇▇▇▇ ▇▇▇▇▇ ▇▇▇ ▇▇▇▇▇▇▇▇▇▇, ▇▇ ▇▇▇▇▇ Phone (▇▇▇) ▇▇▇-▇▇▇▇ ▇▇▇▇▇▇▇▇▇▇▇▇@▇▇▇▇▇▇▇▇▇.▇▇▇ Before commercial operation of the Large Generating Facility: New York Independent System Operator, Inc. Attn: ▇▇▇▇▇ ▇▇▇▇ Vice President, System and Resource Planning ▇▇ ▇▇▇▇ ▇▇▇▇▇▇▇▇▇ Rensselaer, NY 12144 Phone: (▇▇▇) ▇▇▇-▇▇▇▇ Fax: (▇▇▇) ▇▇▇-▇▇▇▇ After commercial operation of the Large Generating Facility New York Independent System Operator, Inc. Attn: Vice President, Operations ▇▇▇▇ ▇▇▇▇▇▇ ▇▇▇▇ Schenectady, NY 12303 Phone: (▇▇▇) ▇▇▇-▇▇▇▇ Fax: (▇▇▇) ▇▇▇-▇▇▇▇ New York State Electric & Gas Corporation Attn: Manager - Programs/Projects Electric Transmission Services ▇▇ ▇▇▇▇ ▇▇▇▇▇ ▇▇▇▇▇▇▇▇▇▇, ▇▇ ▇▇▇▇▇-▇▇▇▇ Phone: (▇▇▇) ▇▇▇-▇▇▇▇ Fax: (▇▇▇) ▇▇▇-▇▇▇▇ ▇▇▇▇▇▇ Wind LLC c/o EverPower Wind Holdings Inc. Attn: ▇▇▇▇▇▇ ▇▇▇▇▇▇▇▇▇▇ ▇▇ ▇▇▇▇ ▇▇▇▇ ▇▇▇▇▇▇, ▇▇▇▇ ▇▇▇▇▇ ▇▇▇ ▇▇▇▇, ▇▇ ▇▇▇▇▇ Phone: (▇▇▇) ▇▇▇-▇▇▇▇ Appendix G sets forth requirements and provisions specific to a wind generating plant.

Developer Operating Requirements. The Developer must comply with the Connecting Transmission Owner’s operating instructions and requirements including but not limited to Connecting Transmission Owner’s Operation Coordination Agreement, as it may change from time to time. The Developer must comply with all applicable NYISO tariffs and procedures, as amended from time to time. Whether or not the Large Generating Facility is eligible for the Transition Period The post-transition period LVRT Standard standard, as set forth in Appendix G will be determined by G, is applicable to the Commission. The Developer’s Large Generating Facility will comply with the Transition Period LVRT Standard pending issuance of an order by the Commission determining the appropriate LVRT standardFacility. For purposes of compliance with Appendix G, the Connecting Transmission Owner has determined that the Developer shall maintain the Large Generating Facility in service during a three-phase fault for 7 nine (9) cycles. Infrastructure security of New York State Transmission System equipment and operations and control hardware and software is essential to ensure day-to-day New York State Transmission System reliability and operational security. The Commission will expect the NYISO, all Connecting Transmission Owners, all Developers and all other Market Participants to comply with the recommendations offered by the President’s Critical Infrastructure Protection Board and, eventually, best practice recommendations from the electric reliability authority. All public utilities will be expected to meet basic standards for system infrastructure and operational security, including physical, operational, and cyber-security practices. All personnel working in Transmission Owner’s facilities will require security background checks prior to entering and working in such facilities. New York Independent System Operator, Inc. Attn: Vice President, Operations ▇▇▇▇ ▇▇▇▇▇▇ ▇▇▇▇ Schenectady, NY 12303 Senior Vice President of Transmission New York Power Authority ▇▇▇ ▇▇▇▇ ▇▇. ▇▇▇▇▇ ▇▇▇▇▇▇State Electric & Gas Corporation Attn: Manager - Programs/Projects Electric Transmission Services 18 Link Drive Binghamton, ▇▇ ▇▇▇▇▇NY 13902-▇▇▇▇ 5224 Re: Large Generating Facility Dear : On [Date] [Developer] has completed Trial Operation of Unit No. . This letter confirms that [Developer] commenced Commercial Operation of Unit No. _ at the Large Generating Facility, effective as of [Date plus one day]. Thank you. NYISO:: Before commercial operation of the Large Generating Facility: New York Independent System Operator, Inc. Attn: ▇▇▇▇▇ ▇▇▇▇ Vice President, System and Resource Planning ▇▇ ▇▇▇▇ ▇▇▇▇▇▇▇▇▇ Rensselaer, NY 12144 Phone: (▇▇▇) ▇▇▇-▇▇▇▇ Fax: (▇▇▇) ▇▇▇-▇▇▇▇ After commercial operation of the Large Generating Facility New York Independent System Operator, Inc. Attn: Vice President, Operations ▇▇▇▇ ▇▇▇▇▇▇ ▇▇▇▇ Schenectady, NY 12303 Phone: (▇▇▇) ▇▇▇-▇▇▇▇ Fax: (▇▇▇) ▇▇▇-▇▇▇▇ New York State Electric & Gas Corporation Attn: Manager - Programs/Projects Electric Transmission Services 18 Link Drive Binghamton, NY ▇▇▇▇▇-▇▇▇▇ Phone: (▇▇▇) ▇▇▇-▇▇▇▇ Fax: (▇▇▇) ▇▇▇-▇▇▇▇ ▇▇▇▇▇▇ Wind LLC c/o EverPower Wind Holdings Inc. Attn: ▇▇▇▇▇▇ ▇▇▇▇▇▇▇▇▇▇ ▇▇ ▇▇▇▇ ▇▇▇▇ ▇▇▇▇▇▇, ▇▇▇▇ ▇▇▇▇▇ ▇▇▇ ▇▇▇▇, ▇▇ ▇▇▇▇▇ Phone: (▇▇▇) ▇▇▇-▇▇▇▇ New York State Electric & Gas Corporation Attn: Manager - Programs/Projects Electric Transmission Services 18 Link Drive Binghamton, NY ▇▇▇▇▇-▇▇▇▇ Phone: (▇▇▇) ▇▇▇-▇▇▇▇ Fax: (▇▇▇) ▇▇▇-▇▇▇▇ ▇▇▇▇▇▇ Wind LLC c/o EverPower Wind Holdings Inc. Attn: Accounts Payable ▇▇ ▇▇▇▇ ▇▇▇▇▇▇ ▇▇▇▇▇ ▇▇▇ Pittsburgh, PA 15201 Phone (▇▇▇) ▇▇▇-▇▇▇▇ ▇▇▇▇▇▇▇▇▇▇▇▇@▇▇▇▇▇▇▇▇▇.▇▇▇ NYISO: Before commercial operation of the Large Generating Facility: New York Independent System Operator, Inc. Attn: ▇▇▇▇▇ ▇▇▇▇ Vice President, System and Resource Planning ▇▇ ▇▇▇▇ ▇▇▇▇▇▇▇▇▇ Rensselaer, NY 12144 Phone: (▇▇▇) ▇▇▇-▇▇▇▇ Fax: (▇▇▇) ▇▇▇-▇▇▇▇ After commercial operation of the Large Generating Facility New York Independent System Operator, Inc. Attn: Vice President, Operations ▇▇▇▇ ▇▇▇▇▇▇ ▇▇▇▇ Schenectady, NY 12303 Phone: (▇▇▇) ▇▇▇-▇▇▇▇ Fax: (▇▇▇) ▇▇▇-▇▇▇▇ New York State Electric & Gas Corporation Attn: Manager - Programs/Projects Electric Transmission Services 18 Link Drive Binghamton, NY ▇▇▇▇▇-▇▇▇▇ Phone: (▇▇▇) ▇▇▇-▇▇▇▇ Fax: (▇▇▇) ▇▇▇-▇▇▇▇ ▇▇▇▇▇▇ Wind LLC c/o EverPower Wind Holdings Inc. Attn: ▇▇▇▇▇▇ ▇▇▇▇▇▇▇▇▇▇ ▇▇ ▇▇▇▇ ▇▇▇▇ ▇▇▇▇▇▇, ▇▇▇▇ ▇▇▇▇▇ ▇▇▇ ▇▇▇▇, ▇▇ ▇▇▇▇▇ Phone: (▇▇▇) ▇▇▇-▇▇▇▇ Appendix G sets forth requirements and provisions specific to a wind generating plant.

Developer Operating Requirements. The Developer must comply with the Connecting Transmission Owner’s operating instructions and requirements including but not limited to Connecting Transmission Owner’s Operation Coordination Agreement, as it may change from time to time. The Developer must comply with all applicable NYISO tariffs and procedures, as amended from time to time. Whether or not the Large Generating Facility is eligible for the Transition Period The post-transition period LVRT Standard standard, as set forth in Appendix G will be determined by G, is applicable to the Commission. The Developer’s Large Generating Facility will comply with the Transition Period LVRT Standard pending issuance of an order by the Commission determining the appropriate LVRT standardFacility. For purposes of compliance with Appendix G, the Connecting Transmission Owner has determined that the Developer shall maintain the Large Generating Facility in service during a three-phase fault for 7 nine (9) cycles. Infrastructure security of New York State Transmission System equipment and operations and control hardware and software is essential to ensure day-to-day New York State Transmission System reliability and operational security. The Commission will expect the NYISO, all Connecting Transmission Owners, all Developers and all other Market Participants to comply with the recommendations offered by the President’s Critical Infrastructure Protection Board and, eventually, best practice recommendations from the electric reliability authority. All public utilities will be expected to meet basic standards for system infrastructure and operational security, including physical, operational, and cyber-security practices. All personnel working in Transmission Owner’s facilities will require security background checks prior to entering and working in such facilities. New York Independent System Operator, Inc. Attn: Vice President, Operations ▇▇▇▇ ▇▇▇▇▇▇ ▇▇▇▇ Schenectady, NY 12303 Senior Vice President of Transmission New York Power Authority ▇State Electric & Gas Corporation Attn: Manager - Programs/Projects Electric Transmission Services ▇▇ ▇▇▇▇ ▇▇. ▇▇▇ ▇▇▇▇▇ ▇▇▇▇▇▇, ▇▇ ▇▇▇▇▇-▇▇▇▇ Re: Large Generating Facility Dear : On [Date] [Developer] has completed Trial Operation of Unit No. . This letter confirms that [Developer] commenced Commercial Operation of Unit No. at the Large Generating Facility, effective as of [Date plus one day]. Thank you. NYISO:Before commercial operation of the Large Generating Facility: New York Independent System Operator, Inc. Attn: ▇▇▇▇▇ ▇▇▇▇ Vice President, System and Resource Planning ▇▇ ▇▇▇▇ ▇▇▇▇▇▇▇▇▇ Rensselaer, NY 12144 Phone: (▇▇▇) ▇▇▇-▇▇▇▇ Fax: (▇▇▇) ▇▇▇-▇▇▇▇ After commercial operation of the Large Generating Facility New York Independent System Operator, Inc. Attn: Vice President, Operations ▇▇▇▇ ▇▇▇▇▇▇ ▇▇▇▇ Schenectady, NY 12303 Phone: (▇▇▇) ▇▇▇-▇▇▇▇ Fax: (▇▇▇) ▇▇▇-▇▇▇▇ New York State Electric & Gas Corporation Attn: Manager - Programs/Projects Electric Transmission Services ▇▇ ▇▇▇▇ ▇▇▇▇▇ ▇▇▇▇▇▇▇▇▇▇, ▇▇ ▇▇▇▇▇-▇▇▇▇ Phone: (▇▇▇) ▇▇▇-▇▇▇▇ Fax: (▇▇▇) ▇▇▇-▇▇▇▇ ▇▇▇▇▇▇ Wind LLC c/o EverPower Wind Holdings Inc. Attn: ▇▇▇▇▇▇ ▇▇▇▇▇▇▇▇▇▇ ▇▇ ▇▇▇▇ ▇▇▇▇ ▇▇▇▇▇▇, ▇▇▇▇ ▇▇▇▇▇ ▇▇▇ ▇▇▇▇, ▇▇ ▇▇▇▇▇ Phone: (▇▇▇) ▇▇▇-▇▇▇▇ New York State Electric & Gas Corporation Attn: Manager - Programs/Projects Electric Transmission Services ▇▇ ▇▇▇▇ ▇▇▇▇▇ ▇▇▇▇▇▇▇▇▇▇, ▇▇ ▇▇▇▇▇-▇▇▇▇ Phone: (▇▇▇) ▇▇▇-▇▇▇▇ Fax: (▇▇▇) ▇▇▇-▇▇▇▇ ▇▇▇▇▇▇ Wind LLC c/o EverPower Wind Holdings Inc. Attn: Accounts Payable ▇▇ ▇▇▇▇ ▇▇▇▇▇▇ ▇▇▇▇▇ ▇▇▇ ▇▇▇▇▇▇▇▇▇▇, ▇▇ ▇▇▇▇▇ Phone (▇▇▇) ▇▇▇-▇▇▇▇ ▇▇▇▇▇▇▇▇▇▇▇▇@▇▇▇▇▇▇▇▇▇.▇▇▇ Before commercial operation of the Large Generating Facility: New York Independent System Operator, Inc. Attn: ▇▇▇▇▇ ▇▇▇▇ Vice President, System and Resource Planning ▇▇ ▇▇▇▇ ▇▇▇▇▇▇▇▇▇ Rensselaer, NY 12144 Phone: (▇▇▇) ▇▇▇-▇▇▇▇ Fax: (▇▇▇) ▇▇▇-▇▇▇▇ After commercial operation of the Large Generating Facility New York Independent System Operator, Inc. Attn: Vice President, Operations ▇▇▇▇ ▇▇▇▇▇▇ ▇▇▇▇ Schenectady, NY 12303 Phone: (▇▇▇) ▇▇▇-▇▇▇▇ Fax: (▇▇▇) ▇▇▇-▇▇▇▇ New York State Electric & Gas Corporation Attn: Manager - Programs/Projects Electric Transmission Services ▇▇ ▇▇▇▇ ▇▇▇▇▇ ▇▇▇▇▇▇▇▇▇▇, ▇▇ ▇▇▇▇▇-▇▇▇▇ Phone: (▇▇▇) ▇▇▇-▇▇▇▇ Fax: (▇▇▇) ▇▇▇-▇▇▇▇ ▇▇▇▇▇▇ Wind LLC c/o EverPower Wind Holdings Inc. Attn: ▇▇▇▇▇▇ ▇▇▇▇▇▇▇▇▇▇ ▇▇ ▇▇▇▇ ▇▇▇▇ ▇▇▇▇▇▇, ▇▇▇▇ ▇▇▇▇▇ ▇▇▇ ▇▇▇▇, ▇▇ ▇▇▇▇▇ Phone: (▇▇▇) ▇▇▇-▇▇▇▇

Developer Operating Requirements. The Developer must comply with the Connecting Transmission Owner’s operating instructions and requirements including but not limited to Transmission Owner’s Operation Coordination Agreementrequirements, as it they may change from time to time. The Developer must comply with all applicable NYISO tariffs and procedures, as amended from time to time. Whether or not The Large Generator shall comply with the Large Generating Facility is eligible for the Transition Post-transition Period LVRT Standard Standard, as set forth in Appendix G will be determined by the Commission. The Large Generating Facility will comply with the Transition Period LVRT Standard pending issuance of an order by the Commission determining the appropriate LVRT standard. G. For purposes of compliance with Appendix G, the Connecting Transmission Owner has determined that the Developer shall maintain the Large Generating Facility in service during a three-phase fault for 7 9 cycles. With respect to Energy Resource Interconnection Service (“ERIS”), the Large Generating Facility has an approved ERIS of 118.1 MW; however, the Large Generating Facility’s baseline ERIS for purposes of determining non-material increases in capacity under Section 30.3.1 of Attachment X of the OATT remains 112.5 MW. 112.5 MW is the “existing ERIS” level of the Large Generating Facility determined pursuant to Section 30.3.1 of Attachment X of the OATT. With respect to Capacity Resource Interconnection Service (“▇▇▇▇”), the Large Generating Facility has a ▇▇▇▇ value as of the Effective Date of 112.5 MW. The Large Generating Facility’s ▇▇▇▇ value will be limited to 112.5 MW unless it is subsequently increased pursuant to an applicable provision of the NYISO OATT. Infrastructure security of New York State Transmission System equipment and operations and control hardware and software is essential to ensure day-to-day New York State Transmission System reliability and operational security. The Commission will expect the NYISO, all Transmission Owners, all Developers and all other Market Participants to comply with the recommendations offered by the President’s Critical Infrastructure Protection Board and, eventually, best practice recommendations from the electric reliability authority. All public utilities will be expected to meet basic standards for system infrastructure and operational security, including physical, operational, and cyber-security practices. All personnel working in Transmission Owner’s facilities will require security background checks prior to entering and working in such facilities. New York Independent System Operator, Inc. Attn: Vice President, Operations ▇▇ ▇▇▇▇ ▇▇▇▇▇▇ ▇▇▇▇ SchenectadyRensselaer, NY 12303 Senior Vice President of Transmission 12144 New York Power Authority ▇State Electric & Gas Corporation Attn: Manager – Programs/Projects Electric Transmission Services ▇▇ ▇▇▇▇ ▇▇. ▇▇▇ ▇▇▇▇▇ ▇▇▇▇▇▇, ▇▇ ▇▇▇▇▇-▇▇▇▇ Re: Large Generating Facility Dear : On [Date] [Developer] has completed Trial Operation of Unit No. . This letter confirms that [Developer] commenced Commercial Operation of Unit No. at the Large Generating Facility, effective as of [Date plus one day]. Thank you. NYISO:Before commercial operation of the Large Generating Facility: New York Independent System Operator, Inc. Attn: Vice President, System and Resource Planning ▇▇ ▇▇▇▇ ▇▇▇▇▇▇▇▇▇ Rensselaer, NY 12144 Phone: (▇▇▇) ▇▇▇-▇▇▇▇ Fax: (▇▇▇) ▇▇▇-▇▇▇▇ After commercial operation of the Large Generating Facility: New York Independent System Operator, Inc. Attn: Vice President, Operations ▇▇ ▇▇▇▇ ▇▇▇▇▇▇▇▇▇ Rensselaer, NY 12144 Phone: (▇▇▇) ▇▇▇-▇▇▇▇ Fax: (▇▇▇) ▇▇▇-▇▇▇▇ New York State Electric & Gas Corporation Attn: Manager – Programs/Projects Electric Transmission Services ▇▇ ▇▇▇▇ ▇▇▇▇▇ ▇▇▇▇▇▇▇▇▇▇, ▇▇ ▇▇▇▇▇-▇▇▇▇ Phone: (▇▇▇) ▇▇▇-▇▇▇▇ Fax: (▇▇▇) ▇▇▇-▇▇▇▇ ▇▇▇▇▇▇▇ Energy LLC c/o Invenergy Wind Attn: ▇▇▇▇▇▇▇ Project Manager ▇▇▇ ▇▇▇▇▇ ▇▇▇▇▇▇ ▇▇▇▇▇, Suite 1900 Chicago, IL 60606 (▇▇▇) ▇▇▇-▇▇▇▇ New York State Electric & Gas Corporation Attn: Manager – Programs/Projects Electric Transmission Services ▇▇ ▇▇▇▇ ▇▇▇▇▇ ▇▇▇▇▇▇▇▇▇▇, ▇▇ ▇▇▇▇▇-▇▇▇▇ Phone: (▇▇▇) ▇▇▇-▇▇▇▇ Fax: (▇▇▇) ▇▇▇-▇▇▇▇ ▇▇▇▇▇▇▇ Energy LLC c/o Invenergy Wind Attn: ▇▇▇▇▇▇▇ Project Manager ▇▇▇ ▇▇▇▇▇ ▇▇▇▇▇▇ ▇▇▇▇▇, Suite 1900 Chicago, IL 60606 (▇▇▇) ▇▇▇-▇▇▇▇ Before commercial operation of the Large Generating Facility: New York Independent System Operator, Inc. Attn: Vice President, System and Resource Planning ▇▇ ▇▇▇▇ ▇▇▇▇▇▇▇▇▇ Rensselaer, NY 12144 Phone: (▇▇▇) ▇▇▇-▇▇▇▇ Fax: (▇▇▇) ▇▇▇-▇▇▇▇ After commercial operation of the Large Generating Facility: New York Independent System Operator, Inc. Attn: Vice President, Operations ▇▇ ▇▇▇▇ ▇▇▇▇▇▇▇▇▇ Rensselaer, NY 12144 Phone: (▇▇▇) ▇▇▇-▇▇▇▇ Fax: (▇▇▇) ▇▇▇-▇▇▇▇ New York State Electric & Gas Corporation Attn: Manager – Programs/Projects Electric Transmission Services ▇▇ ▇▇▇▇ ▇▇▇▇▇ ▇▇▇▇▇▇▇▇▇▇, ▇▇ ▇▇▇▇▇-▇▇▇▇ Phone: (▇▇▇) ▇▇▇-▇▇▇▇ Fax: (▇▇▇) ▇▇▇-▇▇▇▇ ▇▇▇▇▇▇▇ Energy LLC c/o Invenergy Wind Attn: ▇▇▇▇▇▇▇ Project Manager ▇▇▇ ▇▇▇▇▇ ▇▇▇▇▇▇ ▇▇▇▇▇, Suite 1900 Chicago, IL 60606 (▇▇▇) ▇▇▇-▇▇▇▇ Appendix G sets forth requirements and provisions specific to a wind generating plant.

Developer Operating Requirements. The Developer must comply with the Transmission Owner’s operating instructions and requirements including but not limited to Transmission Owner’s Operation Coordination Agreement, as it may change from time to time. The (a) Developer must comply with all applicable NYISO tariffs and procedures, as amended from time to time. Whether or not . (b) Developer must comply with Transmission Owner’s operating instructions and requirements as referenced in Article 9.3 of this Agreement, which requirements shall include the Large Generating Facility is eligible for the Transition dedicated data circuits, including system protection circuits, to be maintained by Developer in accordance with Article 8.1 of this Agreement. (c) The Post-transition Period LVRT Standard standard, as set forth in Appendix G will be determined by the Commission. The G, paragraph A.i to this Agreement, is applicable to Developer’s Large Generating Facility will comply with the Transition Period LVRT Standard pending issuance of an order by the Commission determining the appropriate LVRT standardFacility. For purposes of compliance with Appendix G, the Transmission Owner has determined that the Developer shall maintain the Large Generating Facility in service during a three-phase fault for 7 nine cycles. . Infrastructure security of New York State Transmission System equipment and operations and control hardware and software is essential to ensure day-to-day New York State Transmission System reliability and operational security. The Commission will expect the NYISO, all Transmission Owners, all Developers and all other Market Participants to comply with the recommendations offered by the President’s Critical Infrastructure Protection Board and, eventually, best practice recommendations from the electric reliability authority. All public utilities will be expected to meet basic standards for system infrastructure and operational security, including physical, operational, and cyber-security practices. All personnel working in Transmission Owner’s facilities will require security background checks prior to entering and working in such facilities. New York Independent System Operator, Inc. Attn: Vice President, Operations ▇▇▇▇ ▇▇▇▇▇▇ ▇▇▇▇ Schenectady, NY 12303 Senior Attn: Vice President of Transmission New York President, Operations Niagara Mohawk Power Authority Corporation ▇▇▇ ▇▇▇▇ ▇▇. ▇▇▇▇▇ ▇▇▇▇▇▇▇▇▇ ▇.‌ Syracuse, NY 13202 Attn: Manager, Transmission Commercial Services Niagara Mohawk Power Corporation ▇▇▇ ▇▇▇▇ ▇▇▇▇▇-▇▇▇▇ ▇. Syracuse, NY 13202 Attn: Manager, Power Control NY Re: Large Generating Facility Dear : On [Date] [Developer] has completed Trial Operation of Unit No. . This letter confirms that [Developer] commenced Commercial Operation of Unit No. at the Large Generating Facility, effective as of [Date plus one day]. Thank you. 1. Notices: (a) NYISO: (i) Before commercial operation of the Large Generating Facility: (ii) After commercial operation of the Large Generating Facility (b) Transmission Owner: Niagara Mohawk Power Corporation d/b/a National Grid Attn : ▇▇▇▇▇▇▇ ▇▇▇▇▇ Manager, Transmission Commercial Services ▇▇▇ ▇▇▇▇ ▇▇▇▇▇▇▇▇▇ ▇. Syracuse, NY 13202 Phone: (▇▇▇)▇▇▇-▇▇▇▇ Fax: (▇▇▇)▇▇▇-▇▇▇▇ (c) Developer: Atlantic Wind LLC c/o Iberdrola Renewables, Inc Attn: Asset Manager, Hardscrabble Wind Project ▇▇▇▇ ▇▇ ▇▇▇▇▇ ▇▇▇▇▇▇, ▇▇▇▇▇ ▇▇▇ Portland, OR 97209 and c/o Iberdrola Renewables, Inc Attn: Contract Administrator ▇▇▇▇ ▇▇ ▇▇▇▇▇ ▇▇▇▇▇▇, ▇▇▇▇▇ ▇▇▇ Portland, OR 97209 Phone: (▇▇▇)▇▇▇-▇▇▇▇ Fax: (▇▇▇)▇▇▇-▇▇▇▇

Developer Operating Requirements. The Developer must comply with the Transmission Owner’s operating instructions and requirements including but not limited to Transmission Owner’s Operation Coordination Agreement, as it may change from time to time. (a) The Developer must comply with all applicable NYISO tariffs and procedures, as amended from time to time. (b) Developer must comply with Connecting Transmission Owner’s operating instructions and requirements as referenced in Article 9.3 of this Agreement, which requirements shall include the dedicated data circuits, including system protection circuits, to be maintained by Developer in accordance with Article 8.1 of this Agreement. Whether Developer must also comply with the applicable requirements as set out in National Grid Electric System Bulletin 756, dated May 2007 as amended from time to time to the extent not inconsistent with the terms of this Agreement or not applicable NYISO tariffs and procedures. Upon the Large Generating Facility is eligible for Connecting Transmission Owner’s notice to the Transition Period LVRT Standard set forth in Appendix G will be determined by Developer of amendments to National Grid Electric System Bulletin 756, the Commission. Developer has 30 days to comply with such amendments. (c) The Large Generating Facility will comply with the Transition Post-transition Period LVRT Standard pending issuance of an order by the Commission determining the appropriate LVRT standardStandard. For purposes of compliance with Appendix G, the Connecting Transmission Owner has determined that the Developer shall maintain the Large Generating Facility Generation facility in service during a three-phase fault for 7 six cycles. Infrastructure security of New York State Transmission System equipment and operations and control hardware and software is essential to ensure day-to-day New York State Transmission System reliability and operational security. The Commission will expect the NYISO, all Transmission Owners, all Developers and all other Market Participants to comply with the recommendations offered by the President’s Critical Infrastructure Protection Board and, eventually, best practice recommendations from the electric reliability authority. All public utilities will be expected to meet basic standards for system infrastructure and operational security, including physical, operational, and cyber-security practices. All personnel working in Transmission Owner’s facilities will require security background checks prior to entering and working in such facilities. New York Independent System Operator, Inc. Attn: Vice President, Operations ▇▇▇▇ ▇▇▇▇▇▇ ▇▇▇▇ Schenectady, NY 12303 Senior Vice President of Transmission New York Niagara Mohawk Power Authority Corporation d/b/a National Grid ▇▇▇ ▇▇▇▇ ▇▇. ▇▇▇▇▇▇▇ ▇. ▇▇▇▇▇▇▇▇, ▇▇ ▇▇▇▇▇-▇▇▇▇ Attn: Director, Transmission Commercial Services Re: Large Generating Facility Dear : On [Date] [Developer] has completed Trial Operation of Unit No. . This letter confirms that [Developer] commenced Commercial Operation of Unit No. at the Large Generating Facility, effective as of [Date plus one day]. Thank you. NYISO:Before commercial operation of the Large Generating Facility: New York Independent System Operator, Inc. Attn: Vice President, System and Resource Planning ▇▇ ▇▇▇▇ ▇▇▇▇▇▇▇▇▇ Rensselaer, NY 12144 Phone: (▇▇▇) ▇▇▇-▇▇▇▇ Fax: (▇▇▇) ▇▇▇-▇▇▇▇ After commercial operation of the Large Generating Facility: New York Independent System Operator, Inc. Attn: Vice President, Operations ▇▇▇▇ ▇▇▇▇▇▇ ▇▇▇▇ Schenectady, NY 12303 Phone: (▇▇▇) ▇▇▇-▇▇▇▇ Fax: (▇▇▇) ▇▇▇-▇▇▇▇ Niagara Mohawk Power Corporation d/b/a National Grid Attn: ▇▇▇▇▇▇▇ ▇▇▇▇▇ Director, Transmission Commercial Services ▇▇▇ ▇▇▇▇ ▇▇▇▇▇▇▇▇▇ ▇. ▇▇▇▇▇▇▇▇, ▇▇ ▇▇▇▇▇ Phone: ▇▇▇-▇▇▇-▇▇▇▇ Fax: ▇▇▇-▇▇▇-▇▇▇▇ Attn: Asset Manager, Roaring Brook Wind Project ▇▇▇▇ ▇▇ ▇▇▇▇▇ ▇▇▇▇▇▇, ▇▇▇▇▇ ▇▇▇ ▇▇▇▇▇▇▇▇, ▇▇ ▇▇▇▇▇ Phone: ▇▇▇-▇▇▇-▇▇▇▇ Fax: ▇▇▇-▇▇▇-▇▇▇▇ ▇▇▇▇ ▇▇ ▇▇▇▇▇ ▇▇▇▇▇▇, ▇▇▇▇▇ ▇▇▇ ▇▇▇▇▇▇▇▇, ▇▇ ▇▇▇▇▇ Phone: ▇▇▇-▇▇▇-▇▇▇▇ Fax: ▇▇▇-▇▇▇-▇▇▇▇ Niagara Mohawk Power Corporation d/b/a National Grid Attn: ▇▇▇▇▇▇▇ ▇▇▇▇▇ Director, Transmission Commercial Services ▇▇▇ ▇▇▇▇ ▇▇▇▇▇▇▇▇▇ ▇. ▇▇▇▇▇▇▇▇, ▇▇ ▇▇▇▇▇ Phone: ▇▇▇-▇▇▇-▇▇▇▇ Fax: ▇▇▇-▇▇▇-▇▇▇▇ Attn: Asset Manager, Roaring Brook Wind Project ▇▇▇▇ ▇▇ ▇▇▇▇▇ ▇▇▇▇▇▇, ▇▇▇▇▇ ▇▇▇ ▇▇▇▇▇▇▇▇, ▇▇ ▇▇▇▇▇ Phone: ▇▇▇-▇▇▇-▇▇▇▇ Fax: ▇▇▇-▇▇▇-▇▇▇▇ ▇▇▇▇ ▇▇ ▇▇▇▇▇ ▇▇▇▇▇▇, ▇▇▇▇▇ ▇▇▇ ▇▇▇▇▇▇▇▇, ▇▇ ▇▇▇▇▇ Phone: ▇▇▇-▇▇▇-▇▇▇▇ Fax: ▇▇▇-▇▇▇-▇▇▇▇ Before commercial operation of the Large Generating Facility: New York Independent System Operator, Inc. Attn: Vice President, System and Resource Planning ▇▇ ▇▇▇▇ ▇▇▇▇▇▇▇▇▇ Rensselaer, NY 12144 Phone: (▇▇▇) ▇▇▇-▇▇▇▇ Fax: (▇▇▇) ▇▇▇-▇▇▇▇ After commercial operation of the Large Generating Facility: New York Independent System Operator, Inc. Attn: Vice President, Operations ▇▇▇▇ ▇▇▇▇▇▇ ▇▇▇▇ Schenectady, NY 12303 Phone: (▇▇▇) ▇▇▇-▇▇▇▇ Fax: (▇▇▇) ▇▇▇-▇▇▇▇ Niagara Mohawk Power Corporation d/b/a National Grid Attn: ▇▇▇▇▇▇▇ ▇▇▇▇▇ Director, Transmission Commercial Services ▇▇▇ ▇▇▇▇ ▇▇▇▇▇▇▇▇▇ ▇. ▇▇▇▇▇▇▇▇, ▇▇ ▇▇▇▇▇ Phone: ▇▇▇-▇▇▇-▇▇▇▇ Fax: ▇▇▇-▇▇▇-▇▇▇▇ Attn: Asset Manager, Roaring Brook Wind Project ▇▇▇▇ ▇▇ ▇▇▇▇▇ ▇▇▇▇▇▇, ▇▇▇▇▇ ▇▇▇ ▇▇▇▇▇▇▇▇, ▇▇ ▇▇▇▇▇ Phone: ▇▇▇-▇▇▇-▇▇▇▇ Fax: ▇▇▇-▇▇▇-▇▇▇▇ ▇▇▇▇ ▇▇ ▇▇▇▇▇ ▇▇▇▇▇▇, ▇▇▇▇▇ ▇▇▇ ▇▇▇▇▇▇▇▇, ▇▇ ▇▇▇▇▇ Phone: ▇▇▇-▇▇▇-▇▇▇▇ Fax: ▇▇▇-▇▇▇-▇▇▇▇ Appendix G sets forth requirements and provisions specific to a wind generating plant.

Developer Operating Requirements. The Developer must comply with the Connecting Transmission Owner’s operating instructions and requirements requirements, including but not limited to Connecting Transmission Owner’s Owners’ Operation Coordination Agreement, as it may change from time to time. The Developer must comply with all applicable NYISO tariffs and procedures, as amended from time to time. Whether or not the Large Generating Facility is eligible for the Transition The Post-transition Period LVRT Standard standard, as set forth in Appendix G will be determined by G, paragraph A.i to this LGIA, is applicable to the Commission. The Developer’s Large Generating Facility will comply with the Transition Period LVRT Standard pending issuance of an order by the Commission determining the appropriate LVRT standardFacility. For purposes of compliance with Appendix G, the Connecting Transmission Owner has determined that the Developer shall maintain the Large Generating Facility in service during a three-phase fault for 7 9 cycles. Infrastructure security of New York State Transmission System equipment and operations and control hardware and software is essential to ensure day-to-day New York State Transmission System reliability and operational security. The Commission will expect the NYISO, all Connecting Transmission Owners, all Developers and all other Market Participants to comply with the recommendations offered by the President’s Critical Infrastructure Protection Board and, eventually, best practice recommendations from the electric reliability authority. All public utilities will be expected to meet basic standards for system infrastructure and operational security, including physical, operational, and cyber-security practices. All personnel working in Connecting Transmission Owner’s facilities will require security background checks prior to entering and working in such facilities. New York Independent System Operator, Inc. Attn: Vice President, Operations ▇▇▇▇ ▇▇▇▇▇▇ ▇▇▇▇ Schenectady, NY 12303 Senior Vice President of Transmission New York Power Authority ▇▇▇ ▇▇▇▇ ▇▇. ▇▇▇▇▇ ▇▇▇▇▇▇White Plans, ▇▇ ▇▇▇▇▇NY 10601-▇▇▇▇ 3170 Re: _____________ Large Generating Facility Dear __________________: On [Date] [Developer] has completed Trial Operation of Unit No. ___. This letter confirms that [Developer] commenced Commercial Operation of Unit No. ___ at the Large Generating Facility, effective as of [Date plus one day]. Thank you. NYISO:.

Developer Operating Requirements. The Developer must comply with the Transmission Owner’s operating instructions and requirements including but not limited to Transmission Owner’s Operation Coordination Agreement, as it may change from time to time. The (a) Developer must comply with all applicable NYISO tariffs and procedures, as amended from time to time. Whether . (b) Developer must comply with the Connecting Transmission Owner’s operating instructions and requirements, including operating protocols agreed upon between the Connecting Transmission Owner and Developer for operation of the Jericho Rise Wind Farm interconnection with the ▇▇▇▇▇▇ Substation, to the extent not inconsistent with the terms of this Agreement, the NYISO OATT, or not the Large Generating Facility is eligible for the Transition Period applicable NYISO procedures. (c) The Post-transition period LVRT Standard standard, as set forth in Appendix G will be determined by the Commission. The G, paragraph A.i to this Agreement, is applicable to Developer’s Large Generating Facility will comply with the Transition Period LVRT Standard pending issuance of an order by the Commission determining the appropriate LVRT standardFacility. For purposes of compliance with Appendix G, the Connecting Transmission Owner has determined that the Developer shall maintain the Large Generating Facility in service during a three-phase fault for 7 9 cycles. Infrastructure security of New York State Transmission System equipment and operations and control hardware and software is essential to ensure day-to-day New York State Transmission System reliability and operational security. The Commission will expect the NYISO, all Transmission Owners, all Developers and all other Market Participants to comply with the recommendations offered by the President’s Critical Infrastructure Protection Board and, eventually, best practice recommendations from the electric reliability authority. All public utilities will be expected to meet basic standards for system infrastructure and operational security, including physical, operational, and cyber-security practices. All personnel working in Transmission Owner’s facilities will require security background checks prior to entering and working in such facilities. New York Independent System Operator, Inc. Attn: Vice President, Operations ▇▇ ▇▇▇▇ ▇▇▇▇▇▇ ▇▇▇▇ SchenectadyRensselaer, NY 12303 12144 Senior Vice President of Transmission New York Power Authority ▇▇▇▇▇ Energy Center ▇▇▇▇ ▇▇. ▇▇▇▇▇ ▇▇▇▇▇▇, ▇ ▇▇▇▇ ▇▇▇▇▇, NY 13403-▇▇▇▇ 2100 Re: _____________ Large Generating Facility Dear __________________: On [Date] [Developer] has completed Trial Operation of Unit No. ___. This letter confirms that [Developer] commenced Commercial Operation of Unit No. ___ at the Large Generating Facility, effective as of [Date plus one day]. Thank you. NYISO:: Before commercial operation of the Large Generating Facility: New York Independent System Operator, Inc. Attn: Vice President, System and Resource Planning ▇▇ ▇▇▇▇ ▇▇▇▇▇▇▇▇▇ Rensselaer, NY 12144 Phone: (▇▇▇) ▇▇▇-▇▇▇▇ Fax: (▇▇▇) ▇▇▇-▇▇▇▇ After commercial operation of the Large Generating Facility: New York Independent System Operator, Inc. Attn: Vice President, Operations ▇▇ ▇▇▇▇ ▇▇▇▇▇▇▇▇▇ Rensselaer, NY 12144 Phone: (▇▇▇) ▇▇▇-▇▇▇▇ Fax: (▇▇▇) ▇▇▇-▇▇▇▇ Connecting Transmission Owner: Senior Vice President of Transmission New York Power Authority ▇▇▇▇▇ Energy Center ▇▇▇▇ ▇▇▇▇▇ ▇▇▇▇▇▇▇ ▇▇▇▇ ▇▇▇▇▇, NY ▇▇▇▇▇-▇▇▇▇ Phone (▇▇▇) ▇▇▇-▇▇▇▇ Developer: Jericho Rise Wind Farm LLC ▇/▇ ▇▇▇ ▇▇▇▇▇▇▇▇▇▇ ▇▇▇▇▇ ▇▇▇▇▇▇▇ LLC ▇▇▇ ▇▇▇▇▇▇, Suite 700 Houston, TX 77002 Attn: General Counsel Cc: Executive Vice President, Asset Operations Connecting Transmission Owner: New York Power Authority Operating Fund c/o ▇▇ ▇▇▇▇▇▇ ▇▇▇▇▇, N.A. ABA No.: ▇▇▇▇▇▇▇▇ Account No.: 573-804206 Developer: Jericho Rise Wind Farm LLC ▇/▇ ▇▇▇ ▇▇▇▇▇▇▇▇▇▇ ▇▇▇▇▇ ▇▇▇▇▇▇▇ LLC ▇▇▇ ▇▇▇▇▇▇, Suite 700 Houston, TX 77002 Attn: Executive Vice President, Finance Cc: General Counsel Before commercial operation of the Large Generating Facility: New York Independent System Operator, Inc. Attn: Vice President, System and Resource Planning ▇▇ ▇▇▇▇ ▇▇▇▇▇▇▇▇▇ Rensselaer, NY 12144 Phone: (▇▇▇) ▇▇▇-▇▇▇▇ Fax: (▇▇▇) ▇▇▇-▇▇▇▇ After commercial operation of the Large Generating Facility: New York Independent System Operator, Inc. Attn: Vice President, Operations ▇▇ ▇▇▇▇ ▇▇▇▇▇▇▇▇▇ Rensselaer, NY 12144 Phone: (▇▇▇) ▇▇▇-▇▇▇▇ Fax: (▇▇▇) ▇▇▇-▇▇▇▇ Connecting Transmission Owner: Senior Vice President of Transmission New York Power Authority ▇▇▇▇▇ Energy Center ▇▇▇▇ ▇▇▇▇▇ ▇▇▇▇▇▇▇ ▇▇▇▇ ▇▇▇▇▇, NY ▇▇▇▇▇-▇▇▇▇ Phone (▇▇▇) ▇▇▇-▇▇▇▇ Developer: Voice Telephone: (▇▇▇) ▇▇▇-▇▇▇▇ Facsimile Telephone: (▇▇▇) ▇▇▇-▇▇▇▇ Email Address: ▇▇▇▇▇.▇▇▇▇▇@▇▇▇▇.▇▇▇; ▇▇▇▇▇▇.▇▇▇▇▇▇▇@▇▇▇▇.▇▇▇ Appendix G sets forth requirements and provisions specific to a wind generating plant. All other requirements of this LGIA continue to apply to wind generating plant interconnections. A wind generating plant shall be able to remain online during voltage disturbances up to the time periods and associated voltage levels set forth in the standard below. The LVRT standard provides for a transition period standard and a post-transition period standard.

Developer Operating Requirements. The Developer must comply with the Transmission Owner’s operating instructions and requirements including but not limited to Transmission Owner’s Operation Coordination Agreement, as it may change from time to time. The (a) Developer must comply with all applicable NYISO tariffs and procedures, as amended from time to time. Whether . (b) Developer must comply with the Connecting Transmission Owner’s operating instructions and requirements, including operating protocols agreed upon between the Connecting Transmission Owner and Developer for operation of the Jericho Rise Wind Farm interconnection with the ▇▇▇▇▇▇ Substation, to the extent not inconsistent with the terms of this Agreement, the NYISO OATT, or not the Large Generating Facility is eligible for the Transition Period applicable NYISO procedures. (c) The Post-transition period LVRT Standard standard, as set forth in Appendix G will be determined by the Commission. The G, paragraph A.i to this Agreement, is applicable to Developer’s Large Generating Facility will comply with the Transition Period LVRT Standard pending issuance of an order by the Commission determining the appropriate LVRT standardFacility. For purposes of compliance with Appendix G, the Connecting Transmission Owner has determined that the Developer shall maintain the Large Generating Facility in service during a three-phase fault for 7 9 cycles. Infrastructure security of New York State Transmission System equipment and operations and control hardware and software is essential to ensure day-to-day New York State Transmission System reliability and operational security. The Commission will expect the NYISO, all Transmission Owners, all Developers and all other Market Participants to comply with the recommendations offered by the President’s Critical Infrastructure Protection Board and, eventually, best practice recommendations from the electric reliability authority. All public utilities will be expected to meet basic standards for system infrastructure and operational security, including physical, operational, and cyber-security practices. All personnel working in Transmission Owner’s facilities will require security background checks prior to entering and working in such facilities. New York Independent System Operator, Inc. Attn: Vice President, Operations ▇▇ ▇▇▇▇ ▇▇▇▇▇▇ ▇▇▇▇ SchenectadyRensselaer, NY 12303 12144 Senior Vice President of Transmission New York Power Authority ▇▇▇▇▇ Energy Center ▇▇▇▇ ▇▇. ▇▇▇▇▇ ▇▇▇▇▇▇, ▇▇ ▇▇▇▇▇▇ Marcy, NY 13403-▇▇▇▇ 2100 Re: _____________ Large Generating Facility Dear __________________: On [Date] [Developer] has completed Trial Operation of Unit No. ___. This letter confirms that [Developer] commenced Commercial Operation of Unit No. ___ at the Large Generating Facility, effective as of [Date plus one day]. Thank you. NYISO:: Before commercial operation of the Large Generating Facility: New York Independent System Operator, Inc. Attn: Vice President, System and Resource Planning ▇▇ ▇▇▇▇ ▇▇▇▇▇▇▇▇▇ Rensselaer, NY 12144 Phone: (▇▇▇) ▇▇▇-▇▇▇▇ Fax: (▇▇▇) ▇▇▇-▇▇▇▇ After commercial operation of the Large Generating Facility: New York Independent System Operator, Inc. Attn: Vice President, Operations ▇▇ ▇▇▇▇ ▇▇▇▇▇▇▇▇▇ Rensselaer, NY 12144 Phone: (▇▇▇) ▇▇▇-▇▇▇▇ Fax: (▇▇▇) ▇▇▇-▇▇▇▇ Connecting Transmission Owner: Senior Vice President of Transmission New York Power Authority ▇▇▇▇▇ Energy Center ▇▇▇▇ ▇▇▇▇▇ ▇▇▇▇▇▇▇ ▇▇▇▇ Marcy, NY ▇▇▇▇▇-▇▇▇▇ Phone (▇▇▇) ▇▇▇-▇▇▇▇ Developer: Jericho Rise Wind Farm LLC c/o EDP Renewables North America LLC 808 ▇▇▇▇▇▇, Suite 700 Houston, TX 77002 Attn: General Counsel Cc: Executive Vice President, Asset Operations Connecting Transmission Owner: New York Power Authority Operating Fund c/o ▇▇ ▇▇▇▇▇▇ ▇▇▇▇▇, N.A. ABA No.: 21000021 Account No.: 573-804206 Developer: Jericho Rise Wind Farm LLC c/o EDP Renewables North America LLC 808 ▇▇▇▇▇▇, Suite 700 Houston, TX 77002 Attn: Executive Vice President, Finance Cc: General Counsel Before commercial operation of the Large Generating Facility: New York Independent System Operator, Inc. Attn: Vice President, System and Resource Planning ▇▇ ▇▇▇▇ ▇▇▇▇▇▇▇▇▇ Rensselaer, NY 12144 Phone: (▇▇▇) ▇▇▇-▇▇▇▇ Fax: (▇▇▇) ▇▇▇-▇▇▇▇ After commercial operation of the Large Generating Facility: New York Independent System Operator, Inc. Attn: Vice President, Operations ▇▇ ▇▇▇▇ ▇▇▇▇▇▇▇▇▇ Rensselaer, NY 12144 Phone: (▇▇▇) ▇▇▇-▇▇▇▇ Fax: (▇▇▇) ▇▇▇-▇▇▇▇ Connecting Transmission Owner: Senior Vice President of Transmission New York Power Authority ▇▇▇▇▇ Energy Center ▇▇▇▇ ▇▇▇▇▇ ▇▇▇▇▇▇▇ ▇▇▇▇ Marcy, NY ▇▇▇▇▇-▇▇▇▇ Phone (▇▇▇) ▇▇▇-▇▇▇▇ Developer: Voice Telephone: (▇▇▇) ▇▇▇-▇▇▇▇ Facsimile Telephone: (▇▇▇) ▇▇▇-▇▇▇▇ Email Address: ▇▇▇▇▇.▇▇▇▇▇@▇▇▇▇.▇▇▇; ▇▇▇▇▇▇.▇▇▇▇▇▇▇@▇▇▇▇.▇▇▇ Appendix G sets forth requirements and provisions specific to a wind generating plant. All other requirements of this LGIA continue to apply to wind generating plant interconnections. A wind generating plant shall be able to remain online during voltage disturbances up to the time periods and associated voltage levels set forth in the standard below. The LVRT standard provides for a transition period standard and a post-transition period standard.

Developer Operating Requirements. The Developer must comply with the Transmission Owner’s operating instructions and requirements including but not limited to Transmission Owner’s Operation Coordination Agreement, as it may change from time to time. The (a) Developer must comply with all applicable NYISO tariffs and procedures, as amended from time to time. Whether . (b) Developer must comply with the Connecting Transmission Owner’s operating instructions and requirements, including operating protocols agreed upon between the Connecting Transmission Owner and Developer for operation of the Jericho Rise Wind Farm interconnection with the ▇▇▇▇▇▇ Substation, to the extent not inconsistent with the terms of this Agreement, the NYISO OATT, or not the Large Generating Facility is eligible for the Transition Period applicable NYISO procedures. (c) The Post-transition period LVRT Standard standard, as set forth in Appendix G will be determined by the Commission. The G, paragraph A.i to this Agreement, is applicable to Developer’s Large Generating Facility will comply with the Transition Period LVRT Standard pending issuance of an order by the Commission determining the appropriate LVRT standardFacility. For purposes of compliance with Appendix G, the Connecting Transmission Owner has determined that the Developer shall maintain the Large Generating Facility in service during a three-phase fault for 7 9 cycles. Infrastructure security of New York State Transmission System equipment and operations and control hardware and software is essential to ensure day-to-day New York State Transmission System reliability and operational security. The Commission will expect the NYISO, all Transmission Owners, all Developers and all other Market Participants to comply with the recommendations offered by the President’s Critical Infrastructure Protection Board and, eventually, best practice recommendations from the electric reliability authority. All public utilities will be expected to meet basic standards for system infrastructure and operational security, including physical, operational, and cyber-security practices. All personnel working in Transmission Owner’s facilities will require security background checks prior to entering and working in such facilities. New York Independent System Operator, Inc. Attn: Vice President, Operations ▇▇ ▇▇▇▇ ▇▇▇▇▇▇ ▇▇▇▇ SchenectadyRensselaer, NY 12303 12144 Senior Vice President of Transmission New York Power Authority ▇▇▇▇▇ Energy Center ▇▇▇▇ ▇▇. ▇▇▇ ▇▇▇▇▇▇▇ ▇▇▇▇ ▇▇▇▇▇, ▇▇ ▇▇▇▇▇-▇▇▇▇ Re: Large Generating Facility Dear : On [Date] [Developer] has completed Trial Operation of Unit No. . This letter confirms that [Developer] commenced Commercial Operation of Unit No. at the Large Generating Facility, effective as of [Date plus one day]. Thank you. NYISO:Before commercial operation of the Large Generating Facility: New York Independent System Operator, Inc. Attn: Vice President, System and Resource Planning ▇▇ ▇▇▇▇ ▇▇▇▇▇▇▇▇▇ Rensselaer, NY 12144 Phone: (▇▇▇) ▇▇▇-▇▇▇▇ Fax: (▇▇▇) ▇▇▇-▇▇▇▇ After commercial operation of the Large Generating Facility: New York Independent System Operator, Inc. Attn: Vice President, Operations ▇▇ ▇▇▇▇ ▇▇▇▇▇▇▇▇▇ Rensselaer, NY 12144 Phone: (▇▇▇) ▇▇▇-▇▇▇▇ Fax: (▇▇▇) ▇▇▇-▇▇▇▇ Senior Vice President of Transmission New York Power Authority ▇▇▇▇▇ Energy Center ▇▇▇▇ ▇▇▇▇▇ ▇▇▇▇▇▇▇ ▇▇▇▇ ▇▇▇▇▇, NY ▇▇▇▇▇-▇▇▇▇ Phone (▇▇▇) ▇▇▇-▇▇▇▇ Jericho Rise Wind Farm LLC ▇/▇ ▇▇▇ ▇▇▇▇▇▇▇▇▇▇ ▇▇▇▇▇ ▇▇▇▇▇▇▇ LLC ▇▇▇ ▇▇▇▇▇▇, Suite 700 Houston, TX 77002 Attn: General Counsel Cc: Executive Vice President, Asset Operations New York Power Authority Operating Fund c/o ▇▇ ▇▇▇▇▇▇ ▇▇▇▇▇, N.A. ABA No.: ▇▇▇▇▇▇▇▇ Account No.: 573-804206 Developer: Jericho Rise Wind Farm LLC ▇/▇ ▇▇▇ ▇▇▇▇▇▇▇▇▇▇ ▇▇▇▇▇ ▇▇▇▇▇▇▇ LLC ▇▇▇ ▇▇▇▇▇▇, Suite 700 Houston, TX 77002 Attn: Executive Vice President, Finance Cc: General Counsel Before commercial operation of the Large Generating Facility: New York Independent System Operator, Inc. Attn: Vice President, System and Resource Planning ▇▇ ▇▇▇▇ ▇▇▇▇▇▇▇▇▇ Rensselaer, NY 12144 Phone: (▇▇▇) ▇▇▇-▇▇▇▇ Fax: (▇▇▇) ▇▇▇-▇▇▇▇ After commercial operation of the Large Generating Facility: New York Independent System Operator, Inc. Attn: Vice President, Operations ▇▇ ▇▇▇▇ ▇▇▇▇▇▇▇▇▇ Rensselaer, NY 12144 Phone: (▇▇▇) ▇▇▇-▇▇▇▇ Fax: (▇▇▇) ▇▇▇-▇▇▇▇ Senior Vice President of Transmission New York Power Authority ▇▇▇▇▇ Energy Center ▇▇▇▇ ▇▇▇▇▇ ▇▇▇▇▇▇▇ ▇▇▇▇ ▇▇▇▇▇, NY ▇▇▇▇▇-▇▇▇▇ Phone (▇▇▇) ▇▇▇-▇▇▇▇ Voice Telephone: (▇▇▇) ▇▇▇-▇▇▇▇ Facsimile Telephone: (▇▇▇) ▇▇▇-▇▇▇▇ Email Address: ▇▇▇▇▇.▇▇▇▇▇@▇▇▇▇.▇▇▇; ▇▇▇▇▇▇.▇▇▇▇▇▇▇@▇▇▇▇.▇▇▇ Appendix G sets forth requirements and provisions specific to a wind generating plant.

Developer Operating Requirements. The Developer must comply with the Connecting Transmission Owner’s operating instructions and requirements requirements, including but not limited to Connecting Transmission Owner’s Owners’ Operation Coordination Agreement, as it may change from time to time. The Developer must comply with all applicable NYISO tariffs and procedures, as amended from time to time. Whether or not the Large Generating Facility is eligible for the Transition The Post-transition Period LVRT Standard standard, as set forth in Appendix G will be determined by G, paragraph A.i to this LGIA, is applicable to the Commission. The Developer’s Large Generating Facility will comply with the Transition Period LVRT Standard pending issuance of an order by the Commission determining the appropriate LVRT standardFacility. For purposes of compliance with Appendix G, the Connecting Transmission Owner has determined that the Developer shall maintain the Large Generating Facility in service during a three-phase fault for 7 9 cycles. SERVICE AGREEMENT NO. 1774 APPENDIX D Security Arrangements Details Infrastructure security of New York State Transmission System equipment and operations and control hardware and software is essential to ensure day-to-day New York State Transmission System reliability and operational security. The Commission will expect the NYISO, all Transmission Owners, all Developers and all other Market Participants to comply with the recommendations offered by the President’s Critical Infrastructure Protection Board and, eventually, best practice recommendations from the electric reliability authority. All public utilities will be expected to meet basic standards for system infrastructure and operational security, including physical, operational, and cyber-security practices. All personnel working in Connecting Transmission Owner’s facilities will require security background checks prior to entering and working in such facilities. SERVICE AGREEMENT NO. ▇▇▇▇ ▇▇▇▇▇▇▇▇ ▇ Commercial Operation Date [Date] New York Independent System Operator, Inc. Attn: Vice President, Operations ▇▇▇▇ ▇▇▇▇▇▇ ▇▇▇▇ Schenectady, NY 12303 Senior Vice President of Transmission New York Power Authority ▇▇▇▇▇ Energy Center ▇▇▇▇ ▇▇. ▇▇▇▇▇ ▇▇▇▇▇▇, ▇ ▇▇▇▇ ▇▇▇▇▇, NY 13403-▇▇▇▇ 2100 Re: _____________ Large Generating Facility Dear __________________: On [Date] [Developer] has completed Trial Operation of Unit No. ___. This letter confirms that [Developer] commenced Commercial Operation of Unit No. ___ at the Large Generating Facility, effective as of [Date plus one day]. Thank you. [Signature] [Developer Representative] SERVICE AGREEMENT NO. 1774 APPENDIX F Addresses for Delivery of Notices and ▇▇▇▇▇▇▇▇ Notices: NYISO:: Before commercial operation of the Large Generating Facility: New York Independent System Operator, Inc. Attn: Vice President, System and Resource Planning ▇▇ ▇▇▇▇ ▇▇▇▇▇▇▇▇▇ Rensselaer, NY 12144 Phone: (▇▇▇) ▇▇▇-▇▇▇▇ Fax: (▇▇▇) ▇▇▇-▇▇▇▇ After commercial operation of the Large Generating Facility: New York Independent System Operator, Inc. Attn: Vice President, Operations ▇▇▇▇ ▇▇▇▇▇▇ ▇▇▇▇ Schenectady, NY 12303 Phone: (▇▇▇) ▇▇▇-▇▇▇▇ Fax: (▇▇▇) ▇▇▇-▇▇▇▇ Connecting Transmission Owner: Vice President of Transmission New York Power Authority ▇▇▇▇▇ Energy Center ▇▇▇▇ ▇▇▇▇▇ ▇▇▇▇▇▇▇ ▇▇▇▇ ▇▇▇▇▇, NY 13403-2100 Developer: General Counsel CC: Executive Vice President, Asset Operations Marble River, LLC ▇/▇ ▇▇▇ ▇▇▇▇▇▇▇▇▇▇ ▇▇▇▇▇ ▇▇▇▇▇▇▇ LLC ▇▇▇ ▇▇▇▇▇▇, Suite 700 Houston, TX 77002 F-1 SERVICE AGREEMENT NO. 1774 ▇▇▇▇▇▇▇▇ and Payments: Connecting Transmission Owner: New York Power Authority Operating Fund c/o ▇.▇. ▇▇▇▇▇▇ Chase, N.A. ABA No.: ▇▇▇▇▇▇▇▇▇ Account No.: 573-804206 Developer: Executive Vice President, Finance Marble River, LLC ▇/▇ ▇▇▇ ▇▇▇▇▇▇▇▇▇▇ ▇▇▇▇▇ ▇▇▇▇▇▇▇ LLC ▇▇▇ ▇▇▇▇▇▇, Suite 700 Houston, TX 77002 Alternative Forms of Delivery of Notices (telephone, facsimile or email): Before commercial operation of the Large Generating Facility: New York Independent System Operator, Inc. Attn: Vice President, System and Resource Planning ▇▇ ▇▇▇▇ ▇▇▇▇▇▇▇▇▇ Rensselaer, NY 12144 Phone: (▇▇▇) ▇▇▇-▇▇▇▇ Fax: (▇▇▇) ▇▇▇-▇▇▇▇ After commercial operation of the Large Generating Facility: New York Independent System Operator, Inc. Attn: Vice President, Operations ▇▇▇▇ ▇▇▇▇▇▇ ▇▇▇▇ Schenectady, NY 12303 Phone: (▇▇▇) ▇▇▇-▇▇▇▇ Fax: (▇▇▇) ▇▇▇-▇▇▇▇ SERVICE AGREEMENT NO. 1774 Connecting Transmission Owner: Vice President of Transmission New York Power Authority ▇▇▇▇▇ Energy Center ▇▇▇▇ ▇▇▇▇▇ ▇▇▇▇▇▇▇ ▇▇▇▇ ▇▇▇▇▇, NY 13403-2100 Developer: General Counsel CC: Executive Vice President, Eastern Region Marble River, LLC ▇/▇ ▇▇▇ ▇▇▇▇▇▇▇▇▇▇ ▇▇▇▇▇ ▇▇▇▇▇▇▇ LLC ▇▇▇ ▇▇▇▇▇▇, Suite 700 Houston, TX 77002 F-3 SERVICE AGREEMENT NO. 1774 APPENDIX G Interconnection Requirements For A Wind Generating Plant Appendix G sets forth requirements and provisions specific to a wind generating plant. All other requirements of this LGIA continue to apply to wind generating plant interconnections.

Developer Operating Requirements. The Developer must comply with the Transmission Owner’s operating instructions and requirements including but not limited to Transmission Owner’s Operation Coordination Agreement, as it may change from time to time. (a) The Developer must comply with all applicable NYISO tariffs and procedures, as amended from time to time. (b) Developer must comply with Connecting Transmission Owner’s operating instructions and requirements as referenced in Article 9.3 of this Agreement, which requirements shall include the dedicated data circuits, including system protection circuits, to be maintained by Developer in accordance with Article 8.1 of this Agreement. Whether Developer must also comply with the applicable requirements as set out in National Grid Electric System Bulletin 756, dated May 2007 as amended from time to time to the extent not inconsistent with the terms of this Agreement or not applicable NYISO tariffs and procedures. Upon the Large Generating Facility is eligible for Connecting Transmission Owner’s notice to the Transition Period LVRT Standard set forth in Appendix G will be determined by Developer of amendments to National Grid Electric System Bulletin 756, the Commission. Developer has 30 days to comply with such amendments. (c) The Large Generating Facility will comply with the Transition Post-transition Period LVRT Standard pending issuance of an order by the Commission determining the appropriate LVRT standardStandard. For purposes of compliance with Appendix G, the Connecting Transmission Owner has determined that the Developer shall maintain the Large Generating Facility Generation facility in service during a three-phase fault for 7 six cycles. Infrastructure security of New York State Transmission System equipment and operations and control hardware and software is essential to ensure day-to-day New York State Transmission System reliability and operational security. The Commission will expect the NYISO, all Transmission Owners, all Developers and all other Market Participants to comply with the recommendations offered by the President’s Critical Infrastructure Protection Board and, eventually, best practice recommendations from the electric reliability authority. All public utilities will be expected to meet basic standards for system infrastructure and operational security, including physical, operational, and cyber-security practices. All personnel working in Transmission Owner’s facilities will require security background checks prior to entering and working in such facilities. New York Independent System Operator, Inc. Attn: Vice President, Operations ▇▇▇▇ ▇▇▇▇▇▇ ▇▇▇▇ Schenectady, NY 12303 Senior Vice President of Transmission New York Niagara Mohawk Power Authority Corporation d/b/a National Grid ▇▇▇ ▇▇▇▇ ▇▇. ▇▇▇▇▇▇▇ ▇. ▇▇▇▇▇▇▇▇, ▇▇ ▇▇▇▇▇-▇▇▇▇ Attn: Director, Transmission Commercial Services Re: Large Generating Facility Dear : On [Date] [Developer] has completed Trial Operation of Unit No. . This letter confirms that [Developer] commenced Commercial Operation of Unit No. at the Large Generating Facility, effective as of [Date plus one day]. Thank you. NYISO:Before commercial operation of the Large Generating Facility: New York Independent System Operator, Inc. Attn: Vice President, System and Resource Planning ▇▇ ▇▇▇▇ ▇▇▇▇▇▇▇▇▇ Rensselaer, NY 12144 Phone: (▇▇▇) ▇▇▇-▇▇▇▇ Fax: (▇▇▇) ▇▇▇-▇▇▇▇ After commercial operation of the Large Generating Facility: New York Independent System Operator, Inc. Attn: Vice President, Operations ▇▇▇▇ ▇▇▇▇▇▇ ▇▇▇▇ Schenectady, NY 12303 Phone: (▇▇▇) ▇▇▇-▇▇▇▇ Fax: (▇▇▇) ▇▇▇-▇▇▇▇ Niagara Mohawk Power Corporation d/b/a National Grid Attn: ▇▇▇▇▇▇▇ ▇▇▇▇▇ Director, Transmission Commercial Services ▇▇▇ ▇▇▇▇ ▇▇▇▇▇▇▇▇▇ ▇. Syracuse, NY 13202 Phone: ▇▇▇-▇▇▇-▇▇▇▇ Fax: ▇▇▇-▇▇▇-▇▇▇▇ Attn: Asset Manager, Roaring Brook Wind Project ▇▇▇▇ ▇▇ ▇▇▇▇▇ ▇▇▇▇▇▇, ▇▇▇▇▇ ▇▇▇ Portland, OR 97209 Phone: ▇▇▇-▇▇▇-▇▇▇▇ Fax: ▇▇▇-▇▇▇-▇▇▇▇ ▇▇▇▇ ▇▇ ▇▇▇▇▇ ▇▇▇▇▇▇, ▇▇▇▇▇ ▇▇▇ Portland, OR 97209 Phone: ▇▇▇-▇▇▇-▇▇▇▇ Fax: ▇▇▇-▇▇▇-▇▇▇▇ Niagara Mohawk Power Corporation d/b/a National Grid Attn: ▇▇▇▇▇▇▇ ▇▇▇▇▇ Director, Transmission Commercial Services ▇▇▇ ▇▇▇▇ ▇▇▇▇▇▇▇▇▇ ▇. Syracuse, NY 13202 Phone: ▇▇▇-▇▇▇-▇▇▇▇ Fax: ▇▇▇-▇▇▇-▇▇▇▇ Attn: Asset Manager, Roaring Brook Wind Project ▇▇▇▇ ▇▇ ▇▇▇▇▇ ▇▇▇▇▇▇, ▇▇▇▇▇ ▇▇▇ Portland, OR 97209 Phone: ▇▇▇-▇▇▇-▇▇▇▇ Fax: ▇▇▇-▇▇▇-▇▇▇▇ ▇▇▇▇ ▇▇ ▇▇▇▇▇ ▇▇▇▇▇▇, ▇▇▇▇▇ ▇▇▇ Portland, OR 97209 Phone: ▇▇▇-▇▇▇-▇▇▇▇ Fax: ▇▇▇-▇▇▇-▇▇▇▇ Before commercial operation of the Large Generating Facility: New York Independent System Operator, Inc. Attn: Vice President, System and Resource Planning ▇▇ ▇▇▇▇ ▇▇▇▇▇▇▇▇▇ Rensselaer, NY 12144 Phone: (▇▇▇) ▇▇▇-▇▇▇▇ Fax: (▇▇▇) ▇▇▇-▇▇▇▇ After commercial operation of the Large Generating Facility: New York Independent System Operator, Inc. Attn: Vice President, Operations ▇▇▇▇ ▇▇▇▇▇▇ ▇▇▇▇ Schenectady, NY 12303 Phone: (▇▇▇) ▇▇▇-▇▇▇▇ Fax: (▇▇▇) ▇▇▇-▇▇▇▇ Niagara Mohawk Power Corporation d/b/a National Grid Attn: ▇▇▇▇▇▇▇ ▇▇▇▇▇ Director, Transmission Commercial Services ▇▇▇ ▇▇▇▇ ▇▇▇▇▇▇▇▇▇ ▇. Syracuse, NY 13202 Phone: ▇▇▇-▇▇▇-▇▇▇▇ Fax: ▇▇▇-▇▇▇-▇▇▇▇ Attn: Asset Manager, Roaring Brook Wind Project ▇▇▇▇ ▇▇ ▇▇▇▇▇ ▇▇▇▇▇▇, ▇▇▇▇▇ ▇▇▇ Portland, OR 97209 Phone: ▇▇▇-▇▇▇-▇▇▇▇ Fax: ▇▇▇-▇▇▇-▇▇▇▇ ▇▇▇▇ ▇▇ ▇▇▇▇▇ ▇▇▇▇▇▇, ▇▇▇▇▇ ▇▇▇ Portland, OR 97209 Phone: ▇▇▇-▇▇▇-▇▇▇▇ Fax: ▇▇▇-▇▇▇-▇▇▇▇ Appendix G sets forth requirements and provisions specific to a wind generating plant.