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Regulations last checked for updates: May 23, 2025
Title 40 - Protection of Environment last revised: Apr 23, 2028
All Titles
Title 40
Chapter I
Part 85
Subpart F - Subpart F—Exemption of Clean Alternative Fuel Conversions From Tampering Prohibition
§ 85.501 - General applicability.
§ 85.502 - Definitions.
§ 85.505 - Overview.
§ 85.510 - Exemption provisions for new and relatively new vehicles/engines.
§ 85.515 - Exemption provisions for intermediate age vehicles/engines.
§ 85.520 - Exemption provisions for outside useful life vehicles/engines.
§ 85.525 - Applicable standards.
§ 85.530 - Vehicle/engine labels and packaging labels.
§ 85.535 - Liability, recordkeeping, and end of year reporting.
authority:
42 U.S.C. 7401-7671q.
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