Washington Administrative Code
Title 296 - Labor and Industries, Department of
Chapter 296-400A - Plumber certification rules
Section 296-400A-430 - If I am a certified backflow assembly maintenance and repair, journey level, or specialty plumber do I need to be a licensed plumbing contractor under chapter 18.106 RCW?

Anyone who advertises, offers to do work, submits a bid, or performs any work under chapter 18.106 RCW and these rules must be a licensed plumbing contractor as required under chapter 18.106 RCW, or an employee of such a licensed plumbing contractor, with wages as their sole compensation.

Statutory Authority: RCW 18.106.040, 18.106.140, 2001 c 281, and chapter 18.106 RCW. 02-14-074, § 296-400A-430, filed 6/28/02, effective 7/1/02.