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Clean Fleet Enterprise Replace Aging Diesel Trucks

It became law on Apr 20, 2026.

CO SB 21 · Senate Bill · 2026A

Stage
Became law
Started in
Senate
Sponsors
30
Latest action
Apr 20, 2026

What it does

The act authorizes the clean fleet enterprise (enterprise) to incentivize, support, and accelerate the replacement of a truck that is part of a fleet and that is powered by a diesel-fueled internal combustion engine, is a model year of 2009 or earlier, and is registered, operable, and capable of independent roadway operation (aging diesel truck) with a diesel truck that is a model year of 2018 or later (new diesel truck) until December 31, 2031. The act also allows the enterprise to provide funding or financing through grant programs, rebate programs, revolving loan funds, or other strategies to help owners and operators of aging diesel truck fleets finance the replacement of aging diesel…

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Where it stands

This bill passed and is now law.

  1. Introduced (Done)

  2. Committee (Done)

  3. Floor (Done)

  4. Law (Done)

    Apr 20, 2026

What moved

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Who is involved

Sponsors

The lawmakers who put their names on it, lead sponsors first.

In the news

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Where it goes next

Once a bill is decided, the questions are about what is done with it in Colorado.

Work with this bill

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