Common use of Estimates of Requirements Clause in Contracts

Estimates of Requirements. For Seller's planning purposes, Keystone estimates the Facility will require approximately 450,000 to 650,000 Tons of coal of the quality specified herein per Operating Year. Keystone has no obligation hereunder to purchase any minimum quantity. Such requirements will vary by seasons and may change over time. At least 60 days prior to the beginning of each Operating Year, Keystone will provide Seller with a non-binding estimate of the quantity of coal to be delivered by Seller hereunder during each month of the ensuing Operating Year. Keystone will promptly provide Seller with a revised non-binding forecast for the balance of any Operating Year if Keystone becomes aware of material changes in its pre-Operating Year forecast previously given to Seller. At least 20 days prior to each calendar quarter beginning with the calendar quarter in which the first delivery of coal is required hereunder, Keystone will provide Seller with a non-binding estimate of the delivery dates for all Shipments of coal which Keystone expects to Order during such calendar quarter. Keystone will provide Seller with a non-binding estimate of the quantity of coal required during each month of the period between the first delivery of coal hereunder and the Commercial Operation Date at least three months prior to the date when the first delivery of coal is required hereunder.

Estimates of Requirements. For Seller's planning purposes, Keystone estimates the Facility will require approximately 450,000 to 650,000 Tons of coal of the quality specified herein per Operating Year. Keystone has no obligation hereunder to purchase any minimum quantity. Such requirements will vary by seasons and may change over time. At least 60 days prior to the beginning of each Operating Year, Keystone will provide Seller with a non-binding estimate of the quantity of coal to be delivered by Seller hereunder during each month of the ensuing Operating Year. Keystone will promptly provide Seller with a revised non-binding forecast for the balance of any Operating Year if Keystone becomes aware of material changes in its pre-Operating Year forecast previously given to Seller. At least 20 [_ _ _ _] days prior to each calendar quarter beginning with the calendar quarter in which the first delivery of coal is required hereunder, Keystone will provide Seller with a non-binding estimate of the delivery dates for all Shipments of coal which Keystone expects to Order during such calendar quarter. Keystone will provide Seller with a non-binding estimate of the quantity of coal required during each month of the period between the first delivery of coal hereunder and the Commercial Operation Date at least three months prior to the date when the first delivery of coal is required hereunder.