The public record · 119th Congress

Cold Weather Diesel Reliability Act of 2025

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

Other titles

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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.Official Title as Introduced

Cold Weather Diesel Reliability Act of 2025Short Title(s) as Introduced

Legislative history

S. 3135·Senate·Bill·Environmental Protection

Sen. Dan Sullivan(Republican-Alaska)·

Nov 6, 2025

SenateRead twice and referred to the Committee on Environment and Public Works.

Mar 11, 2026

Senate · CommitteeCommittee on Environment and Public Works. Hearings held.

Documents

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Bill text

Nov 6, 2025As introduced in the Senate