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Plumber
Total cost: $270+
Yes
State Licensed?
8,000
Apprentice Hours
3
License Levels
$270+
Total Fees
0 hrs
CE Hours
Uniform Plumbing Code (UPC)
Code Version
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Varies
Renewal every 2 years from date of initial licensure
Regulation Status
VerifiedState Licensed
Yes
Regulation Level
state
License Types Available
State-Level Licensing Required
Regulated by the Arizona Registrar of Contractors
Apprenticeship Program
8,000
Total Hours
4 yrs
Duration
576
Classroom Hours
7,424
OJT Hours
Registered Apprenticeship Program Required
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Experience Required
Arizona does not have a state-level apprentice plumber registration. Individual journeyman certifications are managed locally by city/county.
No exam required
Experience Required
Arizona does NOT issue state-level journeyman plumber licenses. Individual journeyman certifications exist but are managed locally by city/county (e.g., Phoenix, Tucson).
No exam required
Experience Required
Arizona does NOT issue state-level master plumber licenses. The state licenses contracting businesses through R-37 and C-37 classifications.
No exam required
Exam Information
VerifiedJourneyman Exam
RequiredMaster Exam
RequiredExam Provider
PSI
Plumbing Code Version
Uniform Plumbing Code (UPC)
Open Book Exam
Passing Score
70%
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Overall licensing difficulty: 25/100
Study recommendation: 1–2 weeks of focused review is usually sufficient
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Difficulty rating based on education, exam, and experience requirements. Individual experience may vary.
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Minimum Age
Education
Background Check
Insurance Required
Bonding Required
Not sure if you need a plumber license? Check whether your state requires one.
Arizona has 18% above average — nationally the ratio is 1 per 746 residents.
Arizona has above-average plumbers density — competitive market.
Arizona ranks #18 out of 51 states by plumbers per capita.
| Fee | Amount |
|---|---|
Renewal Fee Renewal every 2 years from date of initial licensure | Varies |
Total Initial Fees Starting at approximately $270 for contractor license application (varies by entity type); does not include surety bond costs | $270+ |
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Renewal & CE Requirements
Verified2 years
Renewal Period
0
CE Hours Required
$65
Renewal Fee
No CE Requirement
Regulatory Board
Renewal fee per 2 years
Out-of-State Reciprocity
VerifiedAccepts Out-of-State Licenses
Transfer Type
Endorsement
Additional Requirements for Transfer
Most states require plumbers to pass the local exam or apply for endorsement when transferring an out-of-state license. Requirements vary by state.
Moving to another state? Use our Transfer Tool to see what you need →
Compare Arizona with other states →
See how requirements, costs, and timelines differ across all 50 states.
Arizona does NOT issue individual plumber licenses at the state level. Instead, the Registrar of Contractors licenses plumbing businesses under R-37 (residential) and C-37 (commercial) classifications. Individual journeyman certifications are managed at the local/municipal level.
CRITICAL: Arizona does NOT issue state-level journeyman or master plumber licenses
Arizona licenses contracting BUSINESSES and their qualifying parties by classification (R-37 Residential, C-37 Commercial)
Individual journeyman certifications exist but are managed locally by city/county (e.g., Phoenix, Tucson)
Any plumbing work valued over $1,000 requires a licensed contractor or working under one
C-37 Commercial license can perform BOTH residential and commercial work (dual license)
Exams administered by PSI: Arizona Statutes & Rules Exam (SRE) + Trade-Specific Exam
Exam references allowed: Uniform Plumbing Code (UPC), Arizona ROC Statutes/Rules
Surety bond required — amount based on projected annual work volume
No continuing education requirements for Arizona plumbing contractors
Uses Uniform Plumbing Code (UPC), NOT the International Plumbing Code (IPC)
Plumber Schools in Arizona
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Plumber requirements in Arizona verified against Arizona Registrar of Contractors, April 2026.
Accessed 2026-03-06
Accessed 2026-03-06