LicensebyState

Arizona to Indiana: master plumber license reciprocity

No credit· Start overVerified September 16, 2026· 4 sources

Arizona does not issue a statewide master plumber license, so there is nothing to transfer. Here is Indiana's standard path for out-of-state applicants.

Your origin state does not issue a statewide license at this level, so there is no license to transfer. The destination's standard out-of-state path is shown; expect to meet it in full.

Reference only, not legal advice. Rules change; confirm with the licensing board before you apply. Full disclaimer.

Commission review of out-of-state master/contractor credentials (IC 25-28.5-1-19; no named partner states)

Your out-of-state credentials give no advantage. You meet the destination's requirements from scratch.

An out-of-state master plumber or plumbing contractor applies to the Indiana Plumbing Commission for a Plumbing Contractor licence through MyLicense One. Indiana names no reciprocal partner states, so the path is Endorsement under IC 25-28.5-1-19: a plumbing contractor licensed in another state shall without examination be granted an Indiana Plumbing Contractor licence of the same category if the applicant is at least 18, the origin requirements were substantially equal at last licensing, and the same privilege is accorded to Indiana licensees. If mutual privilege is not shown, the Commission may require the Indiana Plumbing Contractor examination administered by PROV. A licensee who will operate through a corporation, partnership or association must additionally register the entity as a Corporate Plumbing Business. Initial fees are prorated by odd or even issuance year.

Same as journeyman: mechanism Endorsement (no named partners); examTradeRequired false because IC 25-28.5-1-19 waives the exam when substantial equality and mutual privilege are shown. IC 25-28.5-1-12 still unread, so the four-years-as-journeyman contractor prerequisite is not asserted as a numeric condition on this inbound path.

At a glance

Trade exam
Waived
Law / code exam
Not required
Out-of-state hours
Count toward eligibility

What you must already have

  • Your Arizona license must be active and in good standing.
  • Applicant is at least 18 years of age (IC 25-28.5-1-19)
  • Origin state's licensing requirements were substantially equal to Indiana's at the time of the applicant's last licensing, and the same privilege is accorded to Indiana licensees (IC 25-28.5-1-19). If mutual privilege is not shown, the Commission may require the PROV exam.

What you'll do to get licensed in Indiana

  1. 1Application fee. Pay the application fee. Plumbing Contractor application/licence issuance fee paid in MyLicense One; amount not captured (PLA fee schedule accordion was collapsed). Initial fee is prorated by whether the licence is issued in an odd or even year..
  2. 2Trade exam. Pass the destination's trade exam (if applicable). Indiana Plumbing Contractor examination administered by PROV. Waived under IC 25-28.5-1-19 when origin requirements were substantially equal and Indiana licensees receive the same privilege; otherwise required after Commission review. Fee and passing score not captured..
  3. 3Exam fee. Pay the exam fee. PROV examination fee, paid to the vendor; amount not captured.
  4. 4Other. Verification of the out-of-state licence from the issuing state authority and documentation of journeyman experience, uploaded in MyLicense One.
  5. 5Business license. Obtain a business license (if applicable). Corporate Plumbing Business registration with the Commission if plumbing work will be performed through a corporation, partnership or association (IC 25-28.5-1-13).
  6. 6Background check. Complete a background check (if applicable). PLA FAQs describe a criminal background check step for applications; whether it applies to plumbing applicants was not confirmed.

What you'll need to buy or arrange

Exam preparation

Most boards contract PSI, Prov, or ICC for exams. Check which code edition the exam is written to before buying a prep course.

  • Trade exam · if applicable

Business registration

If you plan to contract in your own name, budget for a business license or entity registration on top of the trade license.

  • Business license · if applicable

How Indiana licenses master plumbers

Indiana master plumber · “Plumbing Contractor

Statewide license

Verified September 16, 2026· 4 sources

Issued by Indiana Plumbing Commission (Indiana Professional Licensing Agency)

Indiana has no 'master plumber' licence. The top individual credential is the Plumbing Contractor licence issued by the Indiana Plumbing Commission (PLA) under IC 25-28.5-1, which is held by a person who has qualified by experience and passed the Indiana plumbing contractor examination administered by PROV; this file maps it to the master level because it is the credential that authorises a plumber to contract for and supervise plumbing work. A corporation, partnership or association that performs plumbing work registers separately as a Corporate Plumbing Business, and the Commission also issues a Temporary Plumbing Contractor licence (IC 25-28.5-1-18.5). Applications and renewals are processed in MyLicense One, and initial licence issuance fees are prorated by odd or even issuance year. The reciprocity section of the statute (IC 25-28.5-1-19) applies to out-of-state master or contractor licensees in the same way as to journeymen.

Moving to IndianaLeaving Indiana

Why Arizona has nothing to transfer

Arizona master plumber

No individual license at this level

Verified September 16, 2026· 5 sources

Issued by Arizona Registrar of Contractors (contractor licensing only)

Arizona does not issue a master plumber licence. A master plumber arriving from another state who only wants to work for an employer needs no Arizona licence (except a Phoenix journeyman card for permitted work in that city). To run a plumbing business the qualifying party must show four years of practical or management trade experience (at least two within the last ten years; up to two years creditable from accredited technical training), pass the open-book Arizona Statutes and Rules Exam (SRE, $61 through Gmetrix) and the plumbing trade exam ($66 through PSI) with at least 70% within two years of applying, complete a background check for every person named on the application, register the entity if an LLC, corporation or partnership, post a licence bond or recovery-fund assessment, and pay application and licence fees ($580 for C-37, $720 for R-37, $850 for CR-37 including the $370 Residential Recovery Fund assessment, before exam fees). The ROC pages verified for this entry describe no state-to-state reciprocity agreement; under A.A.C. R4-9-106(E) the Registrar may waive the trade exam when the qualifying party 'is currently or has previously been a qualifying party for a licensee in this state or another state in the same classification, or a comparable classification as determined by the Registrar, within the preceding five years' (Application to Waive a Trade Examination filed with the licence application, not pre-approved), and out-of-state experience counts toward the four-year requirement, but the SRE is never waived for out-of-state applicants. Individual master plumber licences from other states are not, by themselves, a waiver basis: the waiver turns on having qualified a contractor licence in a comparable classification.

Moving to ArizonaLeaving Arizona

Common questions

Do I have to take the Indiana master plumber exam if I'm licensed in Arizona?
No. The trade exam is waived on this path.
Do my Arizona work hours count in Indiana?
Yes. Documented out-of-state experience counts toward Indiana's eligibility requirements.
Does it work the other way, from Indiana to Arizona?
Not necessarily. Reciprocity is directed. Going from Indiana to Arizona, the mechanism is not applicable.

Sources

  1. Indiana Code Title 25, Article 28.5 (Plumbers), Chapter 1 - Regulation of Plumbers; Creation of Commission; Licensing · IC 25-28.5-1-12, -15, -17, -18.1, -18.3, -18.5, -19, -20, -22, -23, -33 · Indiana General Assembly · Statute · verified September 16, 2026
  2. Indiana Professional Licensing Agency - Plumbing Home (Indiana Plumbing Commission) · Indiana Professional Licensing Agency · Agency Page · verified September 16, 2026
  3. Indiana Professional Licensing Agency - Plumbing Licensing Information (application instructions, renewal, fee schedule) · Indiana Professional Licensing Agency · Agency Page · verified September 16, 2026
  4. Wayback Machine snapshot (2025-09-02) of PLA Plumbing Licensing Information · Internet Archive (capture of in.gov) · Other · verified September 16, 2026

Verified dates are when a person last opened each source and confirmed the facts above. Cite the board, not us.

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