Definitions
Definition of Terms - Owner Information Page
Definition of Terms - Vehicle & Engine Information Page
Definition of Terms - VDECS Information Page
Understanding the Engine Family Name


General Reporting Help
How to Complete Initial Reporting
How to Update DOORS Log-In and Contact Information
How to Update Fleet Information
How to Report Retired or Sold Vehicles

Special Designations and Reporting Help
How to Report Low-Use Vehicles
How to Report Fleet Portions or Multiple Fleets
How to Report Publicly Funded Vehicles
How to Report Rental Vehicles
How to Report Repowered Vehicles
How to Report VDECS Removals
How to Report Special Vehicle Designations
How to Report Vehicles with Non-Standard or Non-Diesel Engines

Other Help
How to Report with Missing Information
How to View EINs and Print or Export Vehicle and Engine Data
How to look up DOORS public information

Annual Reporting Help
How to submit an annual report and e-ROAR

Small Fleet BACT Annual Exemption
Use this form to request the BACT exemption for small fleets in section 2449.1(b)(3)(C) of the In-Use Off-Road Diesel-Fueled Fleets Regulation. Form must be submitted annually by March 1st.

Modifying Parent Fleet Assignments
Use this form to add a parent fleet, choose a different parent fleet due to a change in common ownership or control, or split your fleet into fleet portions.

Changing Contact Information
Use this form to request changes to your fleet's contact information, including a request for a new username/password.

Transfer of Ownership for a Fleet or Fleet Portion
Use this form to transfer ownership of a fleet or fleet portion in DOORS (i.e., after purchase/acquisition of a fleet or fleet portion).

Adding a Vehicle with an Existing EIN
Use this form to request to add a vehicle with an existing EIN to your fleet when the previous owner has not sold the vehicle in DOORS.

Vehicle/Engine Information of Previously Reported Vehicles
Use this form to request changes to vehicle or engine information originally reported by a previous owner (i.e., the vehicle was purchased with an existing EIN, but some of the vehicle or engine information is incorrect).

Responsible Official Affirmation of Reporting (ROAR)
Required for large fleets beginning in 2012, for medium fleets beginning in 2016, and for small fleets beginning in 2018.  Must be completed and submitted to CARB by March 1st each year annual reporting is required.

Designated Official
The Responsible Official will use this form to designate a person to be responsible for signing the ROAR and/or other forms required under the Off-Road Regulation.

Hour Meter Reading Log for Designated Low-Use Vehicles Operated Inside and Outside of California
Required for large fleets beginning March 1, 2012 for vehicles designated as low-use that operate both inside and outside of California.

Hour Meter Reading Log for Vehicles Designated as Agricultural
Required for large fleets beginning March 1, 2012 for vehicles designated as agricultural (used for agricultural purposes 51-99% of the time).

The following forms may be required if reporting in the DOORS online reporting system is not possible.

Reporting Verified Diesel Emission Control Strategies
This form must be submitted if a fleet has installed Verified Diesel Emission Control Strategies (VDECS), exhaust retrofits verified by CARB.

Owner Information
This form must be submitted to complete the initial reporting requirements of the Regulation for In-Use Off-Road Diesel-Fueled Fleets.

Vehicle and Engine Information
This form must be submitted to complete the initial reporting requirements of the Regulation for In-Use Off-Road Diesel-Fueled Fleets.

Reporting Low-Use Hours
This form must be submitted to complete the annual reporting requirements for use of the low-use designation under the Regulation for In-Use Off-Road Diesel-Fueled Fleets.

Non-Diesel or Non-Standard Engines
This form must be submitted if a fleet has vehicles with on-road engines that are subject to the Off-Road Regulation, vehicles with engines that were rebuilt to a more stringent emissions standard, or if a fleet wants to receive compliance credit for non-diesel vehicles that replaced diesel vehicles.

Funded Vehicles
This form must be submitted if a fleet has vehicles, engines, or VDECS that were funded through an incentive program (such as the Carl Moyer, SOON, or other incentive program) and are still under contract.

Repowered Vehicles
This form must be submitted if a fleet has replaced the engine in an off-road vehicle with a cleaner engine (i.e. “repowered” the vehicle), and wants to claim compliance credit for the repower.

Off-Road Diesel DOORS Reporting Actions


Off-Road Diesel DOORS Annual Reporting and Submitting the ROAR


Off-Road Diesel DOORS Annual Reporting and Submitting the e-ROAR - (En Español)


Creating a DOORS Account - (En Español)


Creating a LSI fleet in you DOORS Account - (En Español)


Updating DOORS Login or Contact Information

How to submit an LSI Annual Attestation
How to Complete Initial Reporting
How to Report Equipment with Missing Information
How to Report Rental Equipment
Import Tool Spreadsheet

Contact Information
Use this form to request changes to your fleet's contact information, including a request for a new username/password.

Adding Equipment with an Existing EIN
Use this form to request to add equipment with an existing EIN to your fleet if the previous owner has not sold the piece of equipment in DOORS.

Equipment/Engine Information Changes for Previously Reported Equipment
Use this form to request to add equipment with an existing EIN to your fleet if the previous owner has not sold the piece of equipment in DOORS.

Annual Reporting Attestation
An attestation must be submitted to CARB by June 30th of each year subsequent to the submittal of the Inital Report.

Large Spark-Ignition (LSI) DOORS Reporting Actions


Creating a LSI fleet in you DOORS Account - (En Español)