Heavy-Duty Engine and Vehicle Omnibus Regulation Amendments
This page last reviewed Mayo 31, 2024
Proposed Amendments to the Heavy-Duty Engine and Vehicle Omnibus Regulation
CARB Submitted a Request for Waiver Action Pursuant to Clean Air Act Section 209(e) for the “Omnibus” Low NOx Regulation, as Amended in 2023
OAL approved the rulemaking and filed with Secretary of State on May 31, 2024. The effective date is May 31, 2024.
The final rulemaking package was submitted to OAL on April 18, 2024. OAL has until May 31, 2024, to make a final determination.
On December 28, 2023, CARB approved the Executive Order adopting the Proposed Amendments to the Heavy-Duty Engine and Vehicle Omnibus Regulation. CARB will file the final rulemaking documents with OAL (including the FSOR) when those documents are ready for submittal.
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