Tariffs filed by a water company must conform to the rules of this section and chapter 480-80 WAC Utilities general—Tariffs, unless the commission has authorized deviation from the rules in writing.
[Statutory Authority: RCW 80.01.040, 80.04.160, 81.04.160 and 34.05.353. WSR 05-06-051 (Docket No. A-021178 and TO-030288, General Order No. R-518), § 480-110-431, filed 2/28/05, effective 3/31/05.]