Overview

• The EPA revoked the 2009 Endangerment Finding and reclassified carbon dioxide as a greenhouse gas rather than a pollutant, nullifying federal vehicle CO₂ limits.
• President Trump’s order abolished California’s waiver under the Clean Air Act, blocking its planned ban on new combustion-engine vehicles from 2035.
• Federal purchase incentives and tax credits for electric vehicles have been eliminated, ending a key support for the EV market.
• Automakers including Ford, Toyota, BMW and VW said they will review their U.S. production and electrification plans in response to the regulatory shift.
• California and multiple environmental organizations have vowed legal action, challenging the rollbacks in court to uphold stricter standards.