Backflow Tester Certification Renewal, State by State

Find your state's renewal cycle, continuing education hours, and fees on one page, each figure verified against the official state agency source and dated. No digging through agency sites or outdated PDFs.

Backflow prevention assembly testers must renew their certification on a schedule set by their state or local authority, and the rules vary widely: some states renew every 2 years, others every 3, and a few leave them entirely to local water purveyors. This site compiles the requirements for 26 states in one comparable format: regulating agency, renewal cycle, CE hours, and fees.

Browse all 26 states

How this data is compiled

Every figure is taken from the official page of the state agency (or its designated training provider) and carries a last-verified date. When an agency does not publish a figure, we say so instead of guessing. Details on the methodology page.