Oklahoma plumber license & renewal
The requirements, the timing and the official sources. Everything we’ve verified, in one place.
License fee
—
Not verified yet
Required hours
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Not verified yet
Exam
Pass the Oklahoma plumbing examination; contractors also pass Plumbing Business and Law.
Renewal
shall expire on the last day of the birth month of the licensee each year.
Before you begin
Agency guidance
Initial fees: contractor license $300 plus application $30; journeyman license $50 plus application $25.
Verified 2026-10-24 — source and quotation
Plumbing Contractor & Residential Plumbing Contractor $330.00 (License fee $300.00 + Application Processing Fee $30.00 = total $330.00) Plumbing Journeyman & Residential Plumbing Journeyman $75.00 (License fee $50.00 + Application Processing Fee $25.00 = total $75.00)Official source
Agency guidance
Renewal fees: contractor $200; journeyman $75.
Verified 2026-10-24 — source and quotation
(3) renewal contractor license - $200.00 (4) renewal contractor late fee - $100.00 (5) journeyman application - $25.00 (6) initial journeyman license - $50.00 (7) renewal journeyman license - $75.00Official source
Agency guidance
CE period: six approved hours within the 36 months before license expiration.
Verified 2026-10-24 — source and quotation
All Journeymen and Contractors are required to have received six (6) hours of continuing education within the preceding thirty-six (36) months of their license expiration.Official source
Agency guidance
Contractor applicants must meet the journeyman requirements plus one additional year of lawful plumbing experience.
Verified 2026-10-24 — source and quotation
Applicants for a contractor license must meet the same requirements as a journeyman with an additional one (1) year of lawful experience in the Plumbing trade.Official source
Agency guidance
An examination score of at least 75% on each part is required.
Verified 2026-10-24 — source and quotation
An examinee must make 75% or more on each part, above, to pass the examination.Official source
How to get this license
Use the agency’s requirements below to plan your next steps. Missing details stay marked.
Start with the licensing authority
Licensing board
Oklahoma Construction Industries Board
Verified 2026-10-24 — source and quotation
"Board" means the Oklahoma Construction Industries Board.
Official sourceOfficial agency page
Check the qualifications
Age
18
Verified 2026-10-24 — source and quotation
All applicants must be eighteen (18) years of age or older
Official sourceExperience
Journeyman examination: three years employed by a licensed plumbing contractor or equivalent verifiable military plumbing experience. A current out-of-state license in good standing may expedite review.
Verified 2026-10-24 — source and quotation
Applicants for the journeyman examination must be eighteen (18) years of age or older and have either: three (3) years of experience in the plumbing trade while employed by a licensed Plumbing contractor. (2) equivalent verifiable three (3) years of experience in the plumbing trade while serving in the U.S. military. (3) a verifiable out-of-state plumbing license which may expedite processing of the requirements, the license must be: current, and in good standing.
Official sourceEducation
An approved associate degree or vocational diploma with at least 1,000 classroom hours may substitute for two years of experience.
Verified 2026-10-24 — source and quotation
An associate degree or vocational diploma certifying completion of a formal plumbing educational program approved by the Committee, consisting of a minimum of one thousand (1,000) classroom hours from a school approved by the Committee, may be substituted for two (2) years of experience.
Official sourceExam
Pass the Oklahoma plumbing examination; contractors also pass Plumbing Business and Law.
Verified 2026-10-24 — source and quotation
All applicants are required to pass the Oklahoma Plumbing exam to gain licensure. In addition, Contractors must take and pass the Plumbing Business and Law exam.
Official sourceBond
Active contractor: $5,000 corporate surety bond in the individual license holder's name.
Verified 2026-10-24 — source and quotation
An Active Plumbing Contractor is required to carry a five thousand dollar ($5,000.00) Corporate Surety Bond payable to the Oklahoma Construction Industries Board. The bond must be in the individual license holder’s name.
Official sourceInsurance
Active contractor: at least $50,000 commercial general liability insurance.
Verified 2026-10-24 — source and quotation
An Active Plumbing Contractor must provide a certificate of insurance evidencing a minimum of $50,000.00 commercial general liability insurance.
Official sourceReview fees and apply
Application fee
Not verified yet
Exam fee
Not verified yet
License fee
Not verified yet
Apply with the agency
Reciprocity
Not verified yet
Official sources and verification (16)
Last verified 2026-10-24. Each quotation supports the corresponding published value.
All applicants must be eighteen (18) years of age or olderOfficial source
Verified 2026-10-24
Applicants for the journeyman examination must be eighteen (18) years of age or older and have either: three (3) years of experience in the plumbing trade while employed by a licensed Plumbing contractor. (2) equivalent verifiable three (3) years of experience in the plumbing trade while serving in the U.S. military. (3) a verifiable out-of-state plumbing license which may expedite processing of the requirements, the license must be: current, and in good standing.Official source
Verified 2026-10-24
An associate degree or vocational diploma certifying completion of a formal plumbing educational program approved by the Committee, consisting of a minimum of one thousand (1,000) classroom hours from a school approved by the Committee, may be substituted for two (2) years of experience.Official source
Verified 2026-10-24
All applicants are required to pass the Oklahoma Plumbing exam to gain licensure. In addition, Contractors must take and pass the Plumbing Business and Law exam.Official source
Verified 2026-10-24
An Active Plumbing Contractor is required to carry a five thousand dollar ($5,000.00) Corporate Surety Bond payable to the Oklahoma Construction Industries Board. The bond must be in the individual license holder’s name.Official source
Verified 2026-10-24
An Active Plumbing Contractor must provide a certificate of insurance evidencing a minimum of $50,000.00 commercial general liability insurance.Official source
Verified 2026-10-24
All licenses shall have a duration of no longer than one (1) year, and shall expire on the last day of the birth month of the licensee each year.Official source
Verified 2026-10-24
All Journeymen and Contractors are required to have received six (6) hours of continuing education within the preceding thirty-six (36) months of their license expiration.Official source
Verified 2026-10-24
Plumbing Contractor & Residential Plumbing Contractor $330.00 (License fee $300.00 + Application Processing Fee $30.00 = total $330.00) Plumbing Journeyman & Residential Plumbing Journeyman $75.00 (License fee $50.00 + Application Processing Fee $25.00 = total $75.00)Official source
Verified 2026-10-24
(3) renewal contractor license - $200.00 (4) renewal contractor late fee - $100.00 (5) journeyman application - $25.00 (6) initial journeyman license - $50.00 (7) renewal journeyman license - $75.00Official source
Verified 2026-10-24
All Journeymen and Contractors are required to have received six (6) hours of continuing education within the preceding thirty-six (36) months of their license expiration.Official source
Verified 2026-10-24
Applicants for a contractor license must meet the same requirements as a journeyman with an additional one (1) year of lawful experience in the Plumbing trade.Official source
Verified 2026-10-24
An examinee must make 75% or more on each part, above, to pass the examination.Official source
Verified 2026-10-24
Keep exploring.
Same license in other states
- Alabama
- Alaska
- Arizona
- Arkansas
- California
- Colorado
- Connecticut
- Delaware
- District of Columbia
- Florida
- Georgia
- Hawaii
- Idaho
- Illinois
- Indiana
- Iowa
- Kansas
- Kentucky
- Louisiana
- Maine
- Maryland
- Massachusetts
- Michigan
- Minnesota
- Mississippi
- Missouri
- Montana
- Nebraska
- Nevada
- New Hampshire
- New Jersey
- New Mexico
- New York
- North Carolina
- North Dakota
- Ohio
- Oregon
- Pennsylvania
- Rhode Island
- South Carolina
- South Dakota
- Tennessee
- Texas
- Utah
- Vermont
- Virginia
- Washington
- West Virginia
- Wisconsin
- Wyoming
Last verified 2026-10-24.
Official sources (3)
Not legal or tax advice. Confirm with the official agency before filing.