Plumbing licences

Plumbing licences are required to ensure that qualified individuals perform plumbing work. All plumbing system construction work must be completed by a provincially licenced plumber who is employed by a licenced plumbing contractor.

A Plumber Licence authorizes the holder to install, alter, extend, renew or repair plumbing systems, or make a building sewer connection or disconnection while being employed by a New Brunswick licenced plumbing contractor. 

To qualify, applicants must hold a New Brunswick Certificate of Qualification in the plumbing trade. 

A Plumbing Contractor Licence authorizes the holder to contract to install, alter, extend, renew or repair plumbing systems, or make a building sewer connection or disconnection. 

To qualify, applicants must hold a New Brunswick Plumber's Licence, must have two years of experience as a journeyman plumber, must have successfully completed a contractor's exam or must be an employee of a person with the qualifications and must pass the contractor's exam. 

A Backflow Prevention Tester Licence authorizes the holder to test all installed testable backflow prevention devices. 

To qualify, applicants must hold a certificate from an accredited organization as a certified backflow prevention device tester and a certificate of qualification in one of the following trades: plumber, steamfitter-pipefitter, or sprinkler system installer. Applicants must hold a current certificate of calibration for testing equipment. 

To apply for or renew your technical licence, you may choose one of the following options: 

• Apply for the Plumbing Contractor licence exam
• Apply for a new Plumber licence
• Apply for a new Backflow Prevention Tester licence
• Renew your Plumber or Backflow Prevention Tester licence