WAC 296-400A-140   How does the department enforce plumbers certification requirements?  The department enforces plumber certification requirements by means of job-site inspections conducted by an authorized representative of the department. The representative must determine whether:

     (1) Each person doing plumbing has their department issued certification card and governmental issued photo identification in their possession on the job site; and

     (2) The ratio of certified specialty and/or journeyman plumbers to certified trainees is correct; and

     (3) Each certified trainee is directly supervised by either a certified specialty plumber or a certified journeyman; and

     (4) Persons who are installing medical gas piping systems have active medical gas piping installer endorsements in addition to their active plumber certification; and

     (5) Persons who are certified as backflow assembly maintenance and repair specialties have an active backflow assembly tester certification from the department of health.



[Statutory Authority: RCW 18.106.040 and 18.106.140. 10-06-051, § 296-400A-140, filed 2/24/10, effective 4/1/10. Statutory Authority: RCW 18.106.040, 18.106.140, 2002 c 82, and 2003 c 399. 04-12-046, § 296-400A-140, filed 5/28/04, effective 6/30/04. Statutory Authority: RCW 18.106.040, 18.106.140, 2001 c 281, and chapter 18.106 RCW. 02-14-074, § 296-400A-140, filed 6/28/02, effective 7/1/02. Statutory Authority: Chapter 18.106 RCW. 98-13-126, § 296-400A-140, filed 6/17/98, effective 7/20/98. Statutory Authority: RCW 18.106.050, [18.106.]070, [18.106.]110, [18.106.]125,[18.106.]140 and [18.106.]270. 97-11-052, § 296-400A-140, filed 5/20/97, effective 6/30/97.]