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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 1037
Subpart D - Subpart D—Testing Production Vehicles and Engines
§ 1037.301 - Overview of measurements related to GEM inputs in a selective enforcement audit.
§ 1037.305 - Audit procedures for tractors—aerodynamic testing.
§ 1037.315 - Audit procedures related to powertrain testing.
§ 1037.320 - Audit procedures for axles and transmissions.
authority:
42 U.S.C. 7401
—7671q
source:
81 FR 74048, Oct. 25, 2016, unless otherwise noted.
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