CFR›Title 40›Chapter I›Part 60›Subpart JJJJ›Subject Group Emission Standards for Manufacturers ContainsSections 60.4231–60.4232CorpusDaily eCFRDisplayed edition2026-07-16Last updated2026-07-16 Sections 60.4231 § 60.4231 What emission standards must I meet if I am a manufacturer of stationary SI internal combustion engines or equipment containing such engines? 60.4232 § 60.4232 How long must my engines meet the emission standards if I am a manufacturer of stationary SI internal combustion engines? Previous Definitions Definitions Next Emission Standards for Owners and Operators Emission Standards for Owners and Operators