S. 3135 Reported by committee Environmental Protection

Cold Weather Diesel Reliability Act of 2026

A bill to require the Administrator of the Environmental Protection Agency to authorize manufacturers of certain vehicles to suspend engine derate or shutdown functions in prolonged cold weather conditions, and for other purposes.

  1. Introduced
  2. Committee
  3. Passed Senate
  4. Passed House
  5. To President
  6. Became law
Sponsor Sen. Sullivan, Dan [R-AK] Introduced November 6, 2025 Cosponsors 3 (3 R) Latest action September 16, 2026

Summary

The Congressional Research Service has not published a summary of this bill yet.

Congress.gov

Actions

  1. Sep 16, 2026 Placed on Senate Legislative Calendar under General Orders. Calendar No. 619.
  2. Sep 16, 2026 Committee on Environment and Public Works. Reported by Senator Capito with an amendment in the nature of a substitute. Without written report.
  3. Sep 16, 2026 Committee on Environment and Public Works. Ordered to be reported with an amendment in the nature of a substitute favorably.
  4. Mar 11, 2026 Committee on Environment and Public Works. Hearings held.
  5. Nov 6, 2025 Read twice and referred to the Committee on Environment and Public Works.
  6. Nov 6, 2025 Introduced in Senate

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