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Laws and rules: Prorate and Fuel Tax

Current laws and rules

Fuel tax


IRP (Prorate)


The following prorate and fuel tax Washington Administrative Codes (WACs) are currently under development:
Rule and status Public hearing or comments
WAC 308-91-040: General Provisions
Public hearing held March 13, 2019
Chapter 308-72 WAC: Motor Vehicle Fuel Tax
WAC 308-77: Special Fuel Tax Rules and Regulations

Public hearing held May 25, 2016

WAC 308-78: Aircraft Fuel Tax

Public hearing held May 25, 2016

WAC 308-91: Reciprocity and proration

Public hearing held January 5, 2016

*To request this information in an alternative format, please email RulesCoordinator@dol.wa.gov or call 360.902.3843. (TTY call 711)

Explanation of abbreviations

  • RCW—Revised Code of Washington (Washington State laws)
  • WAC—Washington Administrative Code (Washington State agency regulations)

Questions? Need help?

If you're interested in commenting on any of the above rules, or you'd like to sign up to receive information about them email our rules coordinator.

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