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Practice tests for your state’s exact exam, with an explanation for every answer. In English and Spanish. Start free.

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Don’t see your state? It has no statewide exam for this license (it licenses locally or only at the contractor level). Practice with the exam above.

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IPC = International Plumbing Code · UPC = Uniform Plumbing Code. Your state’s exam follows one of them (some states write their own code; then pick the closer one). Your candidate bulletin says which.

Don’t see your state? It has no statewide exam for this license (it licenses locally or only at the contractor level). Practice with the exam above.

By state

Don’t see your state? It has no statewide contractor exam (registration only or local licensing).

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Practice questions are written in our own words and cite code sections by number. Always study from your own copy of the code and the official candidate bulletin.