Title 42 › Chapter 149— NATIONAL ENERGY POLICY AND PROGRAMS › Subchapter VII— VEHICLES AND FUELS › Part F— Diesel Emissions Reduction › § 16131
Defines the main words used so people know who or what is covered. Administrator means the head of the Environmental Protection Agency. Certified engine configuration means a new, rebuilt, or remanufactured engine setup that the EPA or the California Air Resources Board has approved, or one rebuilt to meet tougher emissions rules; if it replaces an engine, the old engine must be removed and sent back to the supplier to be upgraded or scrapped. Eligible entity means a regional, State, local, or tribal agency or port authority in charge of transportation or air quality; a nonprofit that works on pollution reduction or promotes transportation or air quality; or a private owner of diesel vehicles who operates under a contract, license, or lease with a federal agency or one of those agencies and who follows EPA rules about vehicle use and required notices or approvals. Emerging technology means a new pollution-control idea that is not yet verified but has an approvable application and test plan filed with the EPA or California Air Resources Board. Fleet means one or more diesel vehicles or diesel engines, mobile or fixed. Heavy-duty truck means whatever “heavy duty vehicle” means under federal rules. Medium-duty truck is defined later by the EPA by regulation. State includes the States, the District of Columbia, Puerto Rico, Guam, the U.S. Virgin Islands, American Samoa, and the Northern Mariana Islands. Verified technology means a pollution-control device, such as a retrofit or auxiliary power unit, that the EPA or the California Air Resources Board has checked and approved.
Full Legal Text
The Public Health and Welfare — Source: USLM XML via OLRC
Legislative History
Reference
Citation
42 U.S.C. § 16131
Title 42 — The Public Health and Welfare
Last Updated
Apr 5, 2026
Release point: 119-73not60