You must be certified by the Washington State Plumber Certification Program to operate in the plumbing trade in Washington.
The plumbing trade includes everything:
Potable water building supply and supply pipes. Drainage and vent pipes. Accessories (appurtenances) inside the property lines of the premises.
Except for domestic pump and irrigation and pump systems, certification is not required to install plumbing systems out of a building (e.g., water lines attached directly to municipal water heaters, sewer line connections, etc.).
To become a certified journey level or specialty plumber in Washington, you must typically begin as a plumber . Washington has reciprocal certification with Idaho for journey level plumbers. All other out-of-state plumbers can present a comparable license from another country or reveal equivalent experience from the U.S. army for consideration.
The categories below list the required experience for every plumber certification degree in Washington.
Journey Degree and Medical Gas.
Journey degree plumber (PL01) is qualified to operate in all phases of best plumber in my area plumbing construction.
Four decades or longer (at least 8,000 hours) functioning as a plumber under the supervision of a certified journey level plumber. Note: 2 decades or longer (at least 4,000 hours) has to be spent working in commercial or industrial installations.
Medical gas piping installer (MG01) is a journey level plumber who is also capable to work on medical gas piping systems which provide oxygen, nitrous oxide, high-pressure nitrogen, medical compressed air, medical vacuum systems, etc..
Must complete at least 32 hours of instruction within an L&I approved medical gas training program.
3 decades or longer (at least 6,000 hours) plumbing near me operating in the specialization under supervision of a certified home or journey level plumber.
Vacuum and irrigation (PL03) is restricted to installation, maintenance, and repair of equipment that is used to acquire, treat, store, or transfer water suitable for drinking or irrigation purposes.
Two decades or longer (at least 4,000 hours) operating in the specialization under supervision of an proper certified plumber (excluding PL03A and PL30). Note: Working within this trade also requires electrical certification. See the steps to obtain a combination plumber/electrical certification.
National nicely (PL03A) is restricted to installation, maintenance, and repair of equipment that is used to acquire, treat, store, or transfer drinking or irrigation water using a pump not exceeding 100 gallons per minute or 7.5 horsepower, single stage (see for electrical demands ).
1 year or even longer (at least 2,000 hours) operating in the specialization under supervision of a certified plumber, (excluding PL30). Note: Working within this trade also requires electrical certification.
Backflow (PL30) is restricted to maintenance and repair of current backflow prevention assemblies inside a building. It doesn’t include replacing or installing backflow prevention assemblies.