WAC 480-110 Rulemaking - UW-250382

On January 26, 2026, the Washington Utilities and Transportation Commission (Commission) filed with the Code Reviser a Preproposal Statement of Inquiry (CR-101) to consider potential changes to current rules in Washington Administrative Code (WAC) 480-110 applicable to regulated water companies.

On the same day, the commission issued a Notice of Opportunity to File Written Comments in docket UE-250382, providing opportunity to file written comments by 5 p.m. on Friday, Feb. 27, 2026