Hearing on "Rules of the Road: Examining Legislation to Modernize the Clean Air Act's Mobile Source Requirements"

The Subcommittee on Environment of the Committee on Energy and Commerce held a hearing on Wednesday, June 3, 2026, at 2 p.m. (EDT) in the John D. Dingell Room, 2123 Rayburn House Office Building.  The hearing is entitled "Rules of the Road: Examining Legislation to Modernize the Clean Air Act's Mobile Source Requirements."

Key Documents

Opening Statement of Full Committee Ranking Member Pallone as prepared for delivery

Opening Statement of Subcommittee Ranking Member Tonko as prepared for delivery

Livestream

Witnesses

Fred Ferguson

President & CEO

American Bus Association

Testimony

Jacqueline Gelb

President & CEO

Truck and Engine Manufacturers Association

Testimony

James Conde

Partner

Boyden Gray PLLC

Testimony

Katherine García

Clean Transportation for All Campaign Director

Sierra Club

Testimony

Legislation 

• H.R. ____, the DEF Monitoring Flexibility Act 
• H.R. ____, To prohibit engine idling restrictions for over-the-road buses and school buses if an engine idles for less than 15 minutes, and for other purposes.
• H.R. ____, the State Emissions Authority Act of 2026
• H.R. 2140, the Diesel Emissions Reduction Act of 2025 
• H.R. 2165, the Choice in Automobile Retail Sales Act of 2025 
• H.R. 3194, the LOCOMOTIVES Act 
• H.R. 6200, the ESSENTIAL Act 
• H.R. 6250, the Cold Weather Diesel Reliability Act of 2025 
• H.R. 7000, the Freedom to Fuel Act 
• H.R. 8782, the PLOW Storms Act