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Regulations last checked for updates: Jun 13, 2025
Title 14 - Aeronautics and Space last revised: May 07, 2025
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Title 14
Chapter I
Part 34
Subpart C - Subpart C—Exhaust Emissions (New Aircraft Gas Turbine Engines)
§ 34.20 - Applicability.
§ 34.21 - Standards for exhaust emissions.
§ 34.23 - Exhaust Emission Standards for Engines Manufactured on and after July 18, 2012.
§ 34.25 - Non-volatile particulate emissions standards (nvPM).
authority:
42 U.S.C. 4321
source:
Docket No. 25613, 55 FR 32861, Aug. 10, 1990, unless otherwise noted.
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