Plumbers
 

Plumbing Rule Changes

Acrobat documentChanges to Plumber Certification Rules - WAC 296-400A (429 KB PDF / 4 min.)


The links below are maintained and updated by the State Office of the Code Reviser. If you receive an error message when referencing a link to a specific section of Washington Administrative Code (WAC) or Revised Code of Washington (RCW), try your search here.

Plumbers Certification Law - RCW 12.106

Plumber Certification Rules - WAC 296-400A