Clean Truck Partnership Commitments - Status and Outcome
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Last Updated: 6/17/2024
Commitment | Status | Outcome |
2027 and later model year amendments to the Omnibus regulations to align with the United States Environmental Protection Agency’s (U.S. EPA) Clean Trucks Plan (CTP) Oxides of Nitrogen (NOx) Final Rule. | Completed Workshop | |
CARB will send a follow-up letter to the Petition for Reconsideration it filed with U.S. EPA regarding U.S. EPA’s 2027 Low NOx rule informing U.S. EPA that CARB plans to harmonize with the U.S. EPA 2027 CTP NOx rule with the exceptions noted in the agreement. | Completed | |
A Manufacturers Advisory Correspondence (MAC) prescribing how to demonstrate legacy engine cap compliance (for example, via labeling data). | In-Progress | -- |
A MAC with further guidance on how to pursue projects targeted at California disadvantaged communities. No due date. | In-Progress | -- |
Lengthen Advanced Clean Trucks (ACT) deficit makeup period to three years, compliance requirements are based on vehicles produced and delivered for sale in California. | Completed Workshop | |
Release a Notice of Public Comment Period to Consider Proposed Amendments to the Heavy-Duty Engine and Vehicle Omnibus Regulation to amend the existing compliance flexibility provisions of the Omnibus regulation to raise legacy caps and streamline other provisions in Omnibus. | Completed |
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CARB will introduce the concept of pooling across states as a new flexibility provision under ACT where manufacturers can use overcompliance in one state to assist with compliance in another state. | Completed | |
CARB will hold a public workshop to discuss the appropriate role of hydrogen-fueled internal combustion engines towards meeting the requirements of the ACT and Advanced Clean Fleets regulations. | Completed | |
CARB’s Executive Officer will advise the CARB Board of his direction to the staff regarding lead-time and stability. | Completed | -- |
CARB’s Executive Officer will inform the CARB Board of the balance of the provisions set forth in the Agreement. | Completed | -- |
* Agreement was signed on July 5, 2023
Clean Truck Partnership
The California Air Resources Board's Clean Truck Partnership works with the nation’s leading truck manufacturers and the Truck and Engine Manufacturers Association to advance the development of zero-emission vehicles for the commercial trucking industry, which includes flexibility for manufacturers to meet emissions requirements while still reaching the state’s climate and emission reduction goals.