Direct Final Rule for Control of Air Pollution From Aircraft and Aircraft Engines; Emission Standards and Test Procedures
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The Environmental Protection Agency (EPA) is promulgating new emission standards for oxides of nitrogen (NOx) and carbon monoxide (CO) for commercial aircraft engines. This rule will adopt the current voluntary NOx and CO emissions standards of the United Nations International Civil Aviation Organization (ICAO), bringing the United States aircraft standards into alignment with the international standards.
- Direct Final Rule (PDF)(12 pp, 242K, published May 8, 1997)
- Adopted Aircraft Engine Emission Standards (PDF)(5 pp, 17K, EPA-420-F-97-010, April 1997)