DOORS

CARB has approved amendments to the In-Use Off-Road Diesel-Fueled Fleets Regulation. You may need to take additional actions in 2023 to be compliant with new requirements beginning January 1, 2024. Please visit the Off-Road Regulation webpage for more information.


Attention: Please verify that all data you enter into DOORS is saved properly after entering and submitting the information. If you notice any discrepancies or if you have any questions, please send an email to doors@arb.ca.gov letting us know about the issue. Please include the information that you were trying to enter but did not save properly and we will work to fix the issue. Thank you for your cooperation.

Looking to complete annual reporting? Follow along with our 2025 Annual Reporting Webinar.
You may also download the presentation.

New to DOORS? Start Here Off-Road Diesel (ORD) Regulation Guides for Initial Reporting:    Off-Road Diesel Regulation    Large Spark-Ignition Regulation Large Spark-Ignition (LSI) Regulation Already have an account? Sign in here User Name: Password: (case sensitive) Forgot your username and/or password? Suggestions? We would like to hear from you. Please note that by signing up for a DOORS account, you consented to receive electronic information from California Air Resources Board (CARB) and attested that you have the technological elements needed to properly use DOORS. By continuing to log in and use your DOORS account, you continue to give this consent and attestation. You can withdraw this at any time by contacting the DOORS hotline in writing. Fleet Reporting LSI Fleet: The following fleets may be required to report.   Large forklift fleet: 26+ forklifts Medium forklift fleet: 4 - 25 forklifts Non-forklift fleet: 4+ non-forklifts Off-road Diesel Fleet: All existing off-road diesel fleets should have filed their initial report in 2009. If you are a new fleet, you must register your vehicles within 30 days per Section 2449(d)(4) of the regulation. If you are an existing fleet, you must report any new vehicles added within 30 days as per Section 2449(d)(6). For further guidance, please check The Off-Road Zone for DOORS user guides. To request changes to DOORS information, please visit the Forms area of our website. DOORS Disclaimer Report Non-Compliant Off-Road Fleet Report Other Air Pollution Complaints

Still Have Questions? Contact ARB at doors@arb.ca.gov or 1 (877) 59-DOORS (1-877-593-6677).
Hours of service: 8am-4pm Monday to Friday. Closed from 9:10am-10:00am and 1:00pm-2:00pm on Wednesdays for administrative meetings.