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Regulations last checked for updates: May 14, 2025
Title 40 - Protection of Environment last revised: Apr 14, 2028
All Titles
Title 40
Chapter I
Part 600
Subpart B - Subpart B—Fuel Economy and Carbon-Related Exhaust Emission Test Procedures
§ 600.101 - Testing overview.
§ 600.107-08 - Fuel specifications.
§ 600.111-08 - Test procedures.
§ 600.113-12 - Fuel economy, CO2 emissions, and carbon-related exhaust emission calculations for FTP, HFET, US06, SC03 and cold temperature FTP tests.
§ 600.114-12 - Vehicle-specific 5-cycle fuel economy and carbon-related exhaust emission calculations.
§ 600.115-11 - Criteria for determining the fuel economy label calculation method.
§ 600.116-12 - Special procedures related to electric vehicles and hybrid electric vehicles.
§ 600.117 - Interim provisions.
authority:
49 U.S.C. 32901
—23919q, Pub. L. 109-58
source:
41 FR 38685, Sept. 10, 1976, unless otherwise noted.
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