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Regulations last checked for updates: Apr 30, 2025
Title 40 - Protection of Environment last revised: Nov 30, 2025
All Titles
Title 40
Chapter I
Part 1037
Subpart B - Subpart B—Emission Standards and Related Requirements
§ 1037.101 - Overview of emission standards.
§ 1037.102 - Criteria exhaust emission standards—NOX, HC, PM, and CO.
§ 1037.103 - Evaporative and refueling emission standards.
§ 1037.105 - CO2 emission standards for vocational vehicles.
§ 1037.106 - CO2 emission standards for tractors above 26,000 pounds GVWR.
§ 1037.115 - Other requirements.
§ 1037.120 - Emission-related warranty requirements.
§ 1037.125 - Maintenance instructions and allowable maintenance.
§ 1037.130 - Assembly instructions for secondary vehicle manufacturers.
§ 1037.135 - Labeling.
§ 1037.140 - Classifying vehicles and determining vehicle parameters.
§ 1037.150 - Interim provisions.
authority:
42 U.S.C. 7401
—7671q
source:
81 FR 74048, Oct. 25, 2016, unless otherwise noted.
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