Regulations last checked for updates: Nov 25, 2024

Title 40 - Protection of Environment last revised: Nov 21, 2024
Appendix - Table I-11 to Subpart I of Part 98—Default Emission Factors (1-Uij) for Gas Utilization Rates (Uij) and By-Product Formation Rates (Bijk
Link to an amendment published at 89 FR 31921, Apr. 25, 2024. [78 FR 68229, Nov. 13, 2013]
source: 74 FR 56374, Oct. 30, 2009, unless otherwise noted.