Laws & Rules

Boiler laws, rules & policies

The Washington Administrative Code (WAC) Chapter 296-104 and Revised Code of Washington (RCW) Chapter 70.79 cover boilers and pressure vessels. The laws and are maintained and updated by the State Office of the Code Reviser (www1.leg.wa.gov).

If you receive an error message when referencing a link to a specific section of a WAC or RCW, search the Washington State Legislature (search.leg.wa.gov).


Rule development

2018 rule changes

The Board of Boiler Rules and Washington State Department of Labor & Industries is considering changes to the boiler rules to adopt new safety code requirements, update and clarify existing rules, and increase fees by the fiscal growth factor rate of 4 percent. The changes would affect "Washington Administrative Code 296-104, "Board of Boiler Rules Substantive" (app.leg.wa.gov).

The following are documents on rulemaking:

What happens next?

  • July 5, 2018: Pre-proposal (CR-101) filed with the state Code Reviser's Office.
  • September: Expected filing of proposed rules (CR-102) with the Code Reviser's Office.
  • November 2018: Public hearing on the proposed rules.
  • November 2018: Expected filing of final rules (CR-103) with the Code Reviser's Office.
  • Jan. 1, 2019: Expected effective date of the rules.

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