Appointment of Stewards A. The Union will certify to the Employer in writing a ▇▇▇▇▇▇▇ or stewards and alternates in accordance with the following general guidelines. Where more than one ▇▇▇▇▇▇▇ is appointed, one shall be designated chief ▇▇▇▇▇▇▇. The selection and appointment of stewards or chief stewards is the sole and exclusive function of the Union. Stewards will be certified to represent employees in specific work location(s) on their tour; provided no more than one ▇▇▇▇▇▇▇ may be certified to repre- sent employees in a particular work location(s). The number of stewards certified shall not exceed, but may be less than, the number provided by the formula hereinafter set forth. Employees in the same craft per tour or station Up to 49 1 ▇▇▇▇▇▇▇ 50 to 99 2 stewards 100 to 199 3 stewards 200 to 499 5 stewards 500 or more 5 stewards plus additional ▇▇▇▇▇▇▇ for each 100 employees B. At an installation, the Union may designate in writing to the Employer one Union representative actively employed at that installation to act as a ▇▇▇▇▇▇▇ to investigate, present and adjust a specific grievance or to investigate a specific problem to deter- mine whether to file a grievance. The activities of such Union representative shall be in lieu of a ▇▇▇▇▇▇▇ designated under the formula in Section 2.A and shall be in accordance with Section 3. Payment, when applicable, shall be in accordance with Section 4. C. To provide ▇▇▇▇▇▇▇ service to installations with twenty or less craft employees where the Union has not certified a ▇▇▇▇▇▇▇, a Union representative certified to the Employer in writing and compensated by the Union may perform the duties of a ▇▇▇▇▇▇▇. D. At the option of the Union, representatives not on the Employer’s payroll shall be entitled to perform the functions of a ▇▇▇▇▇▇▇ or chief ▇▇▇▇▇▇▇, provided such representatives are certified in writing to the Employer at the area level and providing such rep-