Fact Sheets: NSPS for Spark Ignition Engines
The following fact sheets summarize amendments made to the NSPS for Spark Ignition Engines.
- August 16, 2024 - Fact Sheet - Final Rule (pdf)
- June 26, 2023 - Proposed Amendments for the Clean Air Act rules for stationary engines (pdf)
- August 4, 2022: Fact Sheet - Final Rule (pdf)
- October 30, 2015 - Fact Sheet: Proposed Amendments to the Standards for Performance for Stationary Compression Ignition Internal Combustion Engines
- August 29, 2013 - Fact Sheet: Reconsideration of Final Standards for Stationary Reciprocating Internal Combustion Engines
- January 14, 2013 - Fact Sheet: Overview of the Final Amendments to the Emission Standards for Reciprocating Internal Combustion Engines
- January 14, 2013 - Fact Sheet: Specifics about Provisions Related to Emergency Engines
- January 18, 2008 - Fact Sheet: Standards of Performance for Stationary Spark Ignition Internal Combustion Engines and National Emission Standards for Hazardous Air Pollutants for Reciprocating Internal Combustion Engines