How to get a master plumber license in Oklahoma
Oklahoma master plumber licensing covers hours, prerequisites, exam path, fees, and renewal. Confirm current rules on the board source before you apply.
Verified on: 2026-09-14 · Board source
From the board
- Plumbing Contractor # Plumbing Contractor --- Active Contractor Requirements ## Path to Contractor License The following are the license categories for plumbing contracting which is the highest ranking plumbing license.
- Generally, one works for a contractor as a registered apprentice to gain verifiable experience requirements to become a journeyman, who also works for a contractor, to earn verifiable experience requirements to become a contractor.
- Plumbing Contractor License Application T
- Board page: Plumbing Contractor
Requirements overview
- Oklahoma sets experience, education, and exam rules for master plumber applicants
- Documented OJT or apprenticeship hours are common for journeyman / technician paths
- Master and contractor tracks usually add experience, exams, and firm paperwork
- Confirm current hour totals, affidavits, and fees on the state board before you apply
Exam
- See the Oklahoma plumbing exam guide for vendor, scheduling, and prep
- LicenseFlo helps with paperwork and reminders — we do not sit the exam
Renewals
- Most credentials renew on a fixed cycle with mandatory CE or training
- Roster watch → intake → assemble → sign → submit
Related: Exam · Renewal and CE
Have LicenseFlo do it
From $79 per event. Text once; we collect photos, assemble the packet, and send a one-tap signature.