GHGs to report.

You must report: (a) CO 2 process emissions from calcination in each kiln. (b) CO 2 combustion emissions from each kiln. (c) CH 4 and N 2 O combustion emissions from each kiln. You must calculate and report these emissions under subpart C of this part (General Stationary Fuel Combustion Sources) by following the requirements of subpart C. (d) CO 2 , CH 4 , and N 2 O emissions from each stationary combustion unit other than kilns. You must report these emissions under subpart C of this part (General Stationary Fuel Combustion Sources) by following the requirements of subpart C.