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Quarterly Weight-Mile Tax Reporting

File Weight-Mile Tax Reports Quarterly

Did you know that you can apply to file quarterly weight-mile tax reports? This option is available to all carriers who currently file monthly weight-mile tax (WMT) reports, including those who previously did not qualify. If you want to elect to file quarterly, follow the instructions below.

Note: Carriers who file flat monthly mileage tax reports are not eligible to file quarterly tax reports.

Instructions to File for Quarter 1 of 2023

  1. Complete the Application to File Quarterly Weight-Mile Tax Reports (form 9030).
  2. Return this form to us by December 31, 2022.
  3. Submit completed forms to CCD Tax Help by email or fax 503-378-3736.

Tax Reporting and Payment

Established motor carriers can use Oregon Trucking Online to file highway use tax reports and make payments by credit card, charge account or direct payment from an authorized checking account.
Note: Credit Card transactions are assessed an additional service fee from the credit card company of 2.4%. Charge accounts and checking account direct payments are not charged an additional service fee.


Instructions — Oregon Monthly / Quarterly Mileage Tax Reports (form 9915)
Oregon Route Mileages (form 9498) — Minimum miles to certain points in Oregon
Weight-Mile Tax Rate Tables
Current Weight-Mile Tax Tables A and B (form 9928-2022) Effective January 1, 2022
Prior Weight-Mile Tax Tables A and B (form 9928-2020) Effective January 1, 2020
  Table A — Registered weights of 26,001 to 80,000 pounds.
  Table B — Vehicles with special permits at gross weights of 80,001 to 105,500 pounds.
  • Must be post-marked by the last day of the month to cover operations for the preceding calendar month.
  • Example: The May report and payment must be postmarked no later than June 30 to avoid the 10% late fee.
  • Must be postmarked by the last day of the second month after the end of the quarter.
  • Example: First Quarter reports are due by May 31.

Contact Us

Salem Headquarters
Oregon Department of Transportation
Commerce and Compliance Division
455 Airport Road SE, Building A
Salem, OR 97301
Portland Metro Office
18277 SW Boones Ferry Road
Portland, OR 97224
Hours of Operation (Pacific Time)
Offices: 8 a.m. to 5 p.m.
Monday through Friday
Commercial Vehicle Tax Service Center
5 a.m. to 12 a.m.
Seven days a week