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Indiana plumber license requirements

VERIFIED 2026-09-13against Indiana Professional Licensing Agency Every figure on this page was read from the official sources linked below — never an aggregator's table.

The answer

Indiana licenses plumbers statewide through the Plumbing Commission (plumbing is the only construction trade Indiana licenses at state level). Apprentice: $10, age 17+, enrolled with an approved program sponsor. Journeyman: $30, age 18+, apprenticeship completion — or an active out-of-state license plus 4 years of employer-affirmed experience — then the PROV exam.
$76,320
Indiana median wage (BLS, May 2025)
Ladder
State license (individual ladder)

Your paths to the license

Numbered routes Indiana actually publishes — pick the one matching your experience, or let the Path Finder match you.

Approved apprenticeship → journeyman

Register as an apprentice ($10) with an Indiana Plumbing Commission-approved school sponsor, complete the program, then apply for journeyman ($30) with your certificate of completion and pass the PROV exam.

Requires: 4 years · leads to Journeyman Plumber

Out-of-state licensed plumber

An active out-of-state plumbing license plus an employer Affidavit showing 4 years of experience in the trade qualifies you to apply and sit the Indiana exam.

Requires: 4 years · leads to Journeyman Plumber

Journeyman → contractor

Contractors apply at $50 (via the approved-school or experience route) and pass the contractor exam — required to run a plumbing business.

Leads to Plumbing Contractor

License levels in Indiana

LevelWhat it takesFee
Plumbing Apprentice$10 application; 17+; certified by an approved apprenticeship sponsor and supervising journeyman/contractor.$10
Journeyman Plumber$30 application; 18+; approved apprenticeship completion (or out-of-state license + 4 years experience) + PROV exam.$30
Plumbing Contractor$50 application; higher-level license to contract.$50

Published fees

ItemAmount
Apprentice application$10
Journeyman application$30
Contractor application$50

Fees as published on the official pages we verified on 2026-09-13; boards revise fees — the current application controls.

The exam

ProviderPROV
FeesExam fee paid to PROV — see the Indiana Plumbing Examinations Candidate Information Bulletin at provexam.com

Moving here with a license? Renewal? The rest of the picture

Reciprocity: No automatic reciprocity — out-of-state licensees with 4 years' experience get direct exam eligibility. Check your exact state pair →

Renewal & continuing education: Renew through PLA online services; see the Commission's fee schedule for cycles.

Watch out: Application fees are nonrefundable; a Social Security number is legally required on applications. · Local jurisdictions handle permits and contractor registration on top of the state license.

Official sources for this page

Verified 2026-09-13. Found a change? Tell us — corrections ship first.

Indiana plumber licensing FAQ

How many hours do you need to become a licensed plumber in Indiana?

Indiana licenses plumbers statewide through the Plumbing Commission (plumbing is the only construction trade Indiana licenses at state level). Apprentice: $10, age 17+, enrolled with an approved program sponsor. Journeyman: $30, age 18+, apprenticeship completion — or an active out-of-state license plus 4 years of employer-affirmed experience — then the PROV exam.

What does the Indiana plumber license cost?

Published fees: Apprentice application $10 · Journeyman application $30 · Contractor application $50. Exam-vendor fees may be extra — see the sources below.

Does Indiana have plumber license reciprocity?

No automatic reciprocity — out-of-state licensees with 4 years' experience get direct exam eligibility.

How often does the license renew?

Renew through PLA online services; see the Commission's fee schedule for cycles.

Get your personal route

Four questions — your experience and training matched against Indiana's actual routes.

Find my path in Indiana

Licensing rules change and boards decide individual cases — verify with Indiana Professional Licensing Agency before applying or relying on any figure here. This page is information, not legal advice.