The following fact sheets summarize amendments made to the NSPS for Compression Ignition Internal Combustion Engines.

• 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
• June 30, 2005 - Fact sheet: Proposed Standards of Performance for Stationary Compression Ignition Internal Combustion Engines