Latest action (Jun 12, 2025): Became Public Law No: 119-17.
Official summary
This joint resolution revokes the waiver granted to the California Air Resources Board regarding new emissions standards for new 2024 and subsequent model year on-road heavy-duty vehicles and engines, off-road diesel engines, and off-road diesel-fueled auxiliary power units. (Under the Clean Air Act, California may seek waivers of the preemption prohibiting states from enacting certain emission standards.) Specifically, the joint resolution nullifies the Environmental Protection Agency notice titled California State Motor Vehicle and Engine and Nonroad Engine Pollution Control Standards; The ‘Omnibus’ Low NOX Regulation; Waiver of Preemption; Notice of Decision .
Summary: Congress.gov (Congressional Research Service).
Roll-call votes on this bill
Data as of Sep 28, 2026. Source: Congress.gov.
Use this in Claude. The same voting-record data is available to AI assistants through the Congress Vote Record connector — setup and documentation.