Executive Branch

CAA §202(a)(1) – On-road Vehicle Sources

Gives EPA authority to establish emissions standards for “any air pollutant from any class or classes of new motor vehicles or new motor vehicle engines.” This authority extends to both light and heavy duty vehicles.

CAA §213 – Nonroad Vehicle Sources

Grants EPA the power to regulate nonroad vehicle sources, which includes any type of mobile source that was not designed primarily for highway travel.

EPA Black Carbon Report

An intensive effort to compile, assess, and summarize available scientific information on the current and future impacts of black carbon, and to evaluate the effectiveness of available black carbon mitigation approaches.

Obama-Era Methane Rules

The Obama Administration promulgated methane rules that the Trump Administration has sought to roll back.

EPA’s AgStar Program

A voluntary program coordinated by EPA, in cooperation with USDA, that supports farmers and industry in the development and adoption of anaerobic digester systems.