On April 26, 2019, the U.S. Environmental Protection Agency (EPA) proposed to amend the 2003 National Emission Standards for Hazardous Air Pollutants (NESHAP) for Engine Test Cells/Stands. EPA is proposing these amendments to enhance the effectiveness of the rule by improving compliance with federal air emissions standards and increasing efficiency of data submissions.You may need a PDF reader to view some of the files on this page. See EPA’s About PDF page to learn more.
Proposed Amendments: Engine Test Cells/Stands Residual Risk and Technology Review (PDF)(113 pp, 847 K)
- Fact Sheet: Proposed Amendments to Air Toxics Standards for Engine Test Cells/Stands (PDF)(3 pp, 208 K)