Sponsors (2)
The bill preserves drivers' choice and avoids some immediate vehicle costs and localized safety trade‑offs, but at the cost of limiting federal regulatory tools that reduce vehicle emissions—likely increasing local pollution exposure and long‑term public health and fiscal burdens.
Drivers and vehicle owners (especially middle‑class families) keep the ability to avoid mandatory automatic start‑stop systems, preventing potential repair, retrofit, or maintenance costs.
Local governments and agencies can retain measures that prevent increased carbon monoxide poisoning risk, preserving local safety protocols related to vehicle idling and engine shutdowns.
Many residents (including middle‑class families) could face worse local air quality and higher pollution exposure, raising long‑term public health and environmental costs if fewer vehicles adopt emissions‑reducing start‑stop technology.
The bill may increase long‑term healthcare and environmental spending (borne by taxpayers and families) because reduced regulatory uptake of emissions‑reducing tech can raise pollution‑related health burdens.
Federal agencies' ability to pursue fuel‑efficiency and emissions‑reduction strategies is constrained, which could shift compliance and mitigation costs to states, localities, and taxpayers and slow national progress on climate goals.
Based on analysis of 2 sections of legislative text.
Requires EPA and DOT to repeal any actions that encourage or require engine idle start‑stop systems within one year, bars similar future measures, allows a CO‑safety exception, and mandates two reports.
Introduced November 20, 2025 by Doug Lamalfa · Last progress November 20, 2025
Requires the EPA Administrator and the Secretary of Transportation to rescind within one year any agency action that encourages, promotes, or requires automakers to install engine idle start-stop systems, and forbids issuing similar measures in the future. Agencies may keep such measures only if they determine repeal would increase the risk of carbon monoxide poisoning; both agencies must submit a joint progress report to Congress in 180 days and a final report within one year.