Section 98.222 - GHGs to report(a) You must report N2O process emissions from each nitric acid train as required by this subpart.(b) You must report under subpart C of this part (General Stationary Fuel Combustion Sources) the emissions of CO2, CH4, and N2O from each stationary combustion unit by following the requirements of subpart C. 74 FR 56374 , Oct. 30, 2009, as amended at 78 FR 71959 , Nov. 29, 2013