Pursuant to RCW 82.14.460, there is hereby imposed a sales and use tax upon the occurrence of any taxable event as defined in Chapters 82.08 and 82.12 RCW within the county. The tax shall be imposed upon and collected from those persons who are taxable by the state under Chapters 82.08 and 82.12 RCW. This sales and use tax shall be in addition to any other sales and use tax imposed by the county, and shall be known as the “treatment sales tax.”
(Ord. 507 (2013) § 1 (part), 2013)