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The categories below list the required experience for each plumber certification level in Washington. All other out-of-state plumbers can present a comparable license from another state or show equivalent experience in the U.S. To access and use all Apple Card features and products available only to Apple Card users, you must add Apple Card to Wallet on an iPhone or iPad that supports and has the latest version of iOS or iPadOS. Washington has reciprocal certification with Idaho for journey level plumbers. To become a certified journey level or specialty plumber in Washington, you must typically begin as a plumber trainee. Medical gas and medical vacuum systems.Įxcept for domestic pump and pump and irrigation systems, certification is not required to install plumbing systems outside of a building (e.g., water lines connected directly to municipal water mains, sewer line connections, etc.).Accessories (appurtenances) within the property lines of the premises.Potable water building supply and distribution pipes.Plumbing contractors must maintain minimum general liability insurance, bodily injury insurance, property damage insurance, and worker’s compensation insurance. All plumbing contractors must register with the state and pay an annual fee.

You must be certified by the Washington State Plumber Certification Program to work in the plumbing trade in Washington. Plumbing Contractors are any licensed plumber or apprentice plumber who performs work for another person.

For apple download Pennsylvania plumber installer license prep class