EPA issued technical amendments to certain testing and monitoring issues that have been identified during the Commercial and Industrial Solid Waste Incineration Units (CISWI) rule implementation phase. This action addresses those issues and offers regulatory flexibilities to the owners and operators of the CISWI units. This action also correct inconsistencies and provide additional clarification on regulatory provisions to the implementing agencies.

• Final Rule: Standards of Performance for New Stationary Sources and Emission Guidelines for Existing Sources: Commercial and Industrial Solid Waste Incineration Units; Technical Amendments
• Fact Sheet: Final Technical Amendments to the 2016 New Source Performance Standards and Emission Guidelines for the Commercial and Industrial Solid Waste Incineration Units (pdf) (156.47 KB)
• Fact Sheet: Proposed Technical Amendments to the 2016 Standards of Performance for New Stationary Sources and Emission Guidelines for Existing Sources: Commercial and Industrial Solid Waste Incineration Units (pdf) (148.46 KB)