HD Warranty 2018
This page last reviewed June 18, 2019
Proposed Amendments to California Emission Control System Warranty Regulations and Maintenance Provisions for 2022 and Subsequent Model Year On-Road Heavy- Duty Diesel Vehicles with Gross Vehicle weight Ratings Greater Than 14,000 Pounds and Heavy-Duty Diesel Engines in such Vehicles.
Final Approval / OAL Action
OAL approved the rulemaking and filed with Secretary of State on June 12, 2019. The effective date is October 1, 2019.
Adopted Regulations and Materials Submitted to OAL
The Final Rulemaking package was submitted to OAL on May 1, 2019. OAL will have until June 13, 2019, to make a final determination.
Final Regulation Order (See Revised Above)
Final Statement of Reasons (See Revised Above)
Hearing Action and Supplemental 15 Day Notices
Public Hearing Notice and Related Material
Notice of Public Hearing (Deadline to Submit Public Comments: June 25, 2018, at 5:00 p.m. or at the Public Hearing on June 28, 2018.)
Staff Report: Initial Statement of Reasons (ISOR)
Appendix E: Technical Details on the Failure Modes of Exhaust Gas Recirculation Systems and Turbochargers