Heavy-Duty Omnibus Regulation
This page last reviewed December 22, 2021
Heavy-Duty Engine and Vehicle Omnibus Regulation and Associated Amendments
Proposed Amendments to the Exhaust Emissions Standards and Test Procedures for 2024 and Subsequent Model Year Heavy-Duty Engines and Vehicles, Heavy-Duty On-Board Diagnostic System Requirements, Heavy-Duty In-Use Testing Program, Emissions Warranty Period and Useful Life Requirements, Emissions Warranty Information and Reporting Requirements, and Corrective Action Procedures, In-Use Emissions Data Reporting Requirements, and Phase 2 Heavy-Duty Greenhouse Gas Regulations, and Powertrain Test Procedures
CARB Submitted a Request for Waiver and Authorization Action Pursuant to Clean Air Act Section 209(e) for the “Omnibus” Low NOx Regulation
OAL approved the rulemaking and filed with Secretary of State on December 22, 2021. The effective date is December 22, 2021.
The final rulemaking package was submitted to OAL on October 15, 2021
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