How to get a Plumbing license in Arizona
The full Arizona plumbing licensing path — experience hours, required exam, fees, and where to apply. Verified 6/12/2026.
Career prep, not a license.
Prep for the Arizona Plumbing exam
Plumbing 101 — Start Here (Free) — self-paced lessons, practice exam, certificate of completion.
Arizona Contractor License — CR-37 (Plumbing) or C-37 (Commercial Plumbing)
Frequently asked questions
How do I get a plumbing license in Arizona?
You need 4 yrs cumulative journey-level plumbing experience in the last 10 yrs (schooling may substitute up to 3 yrs).. Then pass the AZ Statutes & Rules Exam + Plumbing Trade Exam (IPC + UPC blend) administered by PSI Services. Applications go through the Arizona Registrar of Contractors (AZ ROC).
What exam do I need to pass?
AZ Statutes & Rules Exam + Plumbing Trade Exam (IPC + UPC blend) — administered by PSI Services.
How much experience do I need?
4 yrs cumulative journey-level plumbing experience in the last 10 yrs (schooling may substitute up to 3 yrs).
What about fees, insurance, and continuing education?
Single contractor license — no separate journeyman. License $580/2yrs + bond $9k–$50k based on volume. Recovery Fund contribution $370 for residential. Reciprocity (trade exam only) with CA, NV, UT.
Other plumbing licensing guides
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