Who needs to be licensed for plumbing in Oklahoma?

Individuals must be licensed to perform any type of plumbing work without a licensed supervisor.

What are the types of plumbing licenses available in Oklahoma?

  • Apprentice
  • Journeyman
  • Plumbing Contractor

What code is the Oklahoma plumber test based on?

International Plumbing Code, 2015 Edition

Are plumbers Tested on Law Rules and Regulations?

Yes.

How do I become a journeyman plumber in Oklahoma?

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, or
  • equivalent verifiable three (3) years of experience in the plumbing trade while serving in the U.S. military, or
  • a verifiable out-of-state plumbing license that must be:
    • current, and
    • in good standing
  • The following may be substituted for a portion of the experience requirement:

An associate degree or Career Tech diploma certifying completion of a plumbing educational program consisting of a minimum of 1000 classroom hours from a school, approved by the Committee, may be substituted for two (2) years of experience. A Career Tech diploma certifying completion of an educational program consisting of a minimum of 500 classroom hours from a school, approved by the Committee, may be substituted for one (1) year of experience.

How do I become a plumbing contractor in Oklahoma?

  1. Applicants for a contractor license must meet the same requirements as a journeyman which are below:

    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, or
    • equivalent verifiable three (3) years of experience in the plumbing trade while serving in the U.S. military, or
    • a verifiable out-of-state plumbing license that must be:
      • current, and
      • in good standing
  2. Applicants for a contractor license must meet the same requirements as a journeyman with an additional one (1) year of experience in the Plumbing trade.

    The following may be substituted for a portion of the experience requirement:
    An associate degree or Career Tech diploma certifying completion of a plumbing educational program consisting of a minimum of 1000 classroom hours from a school, approved by the Committee, may be substituted for two (2) years of experience. A Career Tech diploma certifying completion of an educational program consisting of a minimum of 500 classroom hours from a school, approved by the Committee, may be substituted for one (1) year of experience.

For complete information on licensing requirements see the Plumbing License Law of 1955 and Plumbing Industry Regulations.

What are the examination fees for the plumbers’ license in Oklahoma?

$100 for the OK Plumbing Journeyman and Gas exam (PSI)

What are the plumbing licensing fees in Oklahoma?

Journeyman is $75 (license $50, $25 application fee)

What can I expect with the Oklahoma plumbing exam?

  • 9 Questions - Duct Systems
  • 3 Questions - Vents
  • 3 Questions - Insulation
  • 3 Questions - Clothes Dryer
  • 1 Question - Range Hoods
  • 3 Questions - Clearances
  • 4 Questions - Access
  • 1 Question - Appliance Installation
  • 1 Question - Restroom Exhaust Systems
  • 3 Questions - Combustion Air
  • 1 Question - Piping
  • 3 Questions - General Installation
  • 3 Questions - SMACNA Symbols
  • 2 Questions - Regulations

Business and Law

  • 10 Questions - Estimating and Bidding
  • 7 Questions - Project Management and Supervision
  • 5 Questions - Contracts
  • 8 Questions - Financial
  • 5 Questions - Labor and Personal
  • 4 Questions - Risk Management
  • 5 Questions - Payroll and Payroll Taxes
  • 6 Questions - License Requirements

What does your Oklahoma plumber exam prep program cover?

Plumbing Practical Exam

  • Administration, Scope and Intent/Purpose
  • Definitions and Symbols
  • Plumbing Math
  • General Regulations
  • Fixtures, Faucets, and Fixture Fittings
  • Water Heaters
  • Water Supply and Distribution
  • Sanitary Drainage
  • Indirect and Special Waste
  • Vents
  • Traps, Interceptors, and Separators
  • Storm Drainage
  • Nonpotable Water Systems
  • Subsurface Landscape Irrigation Systems
  • Appendix E
  • Isometrics
  • Private Sewage Systems
  • International Fuel Gas Code
  • Hands-On Practical Application
  • Practice Tests

Business & Law

  • Estimating and Bidding
  • Project Management
  • Contracts
  • Business Organization
  • Financial Management
  • Labor Law
  • Risk Management
  • Tax Law
  • Safety Recordkeeping
  • Licensing
  • Lien Law
  • OSHA

Bonus Materials

  • Reading and Understanding the PSI Bulletin
  • Books That You Should Have During the Exam
  • Effective Study Techniques

What should I bring to the Oklahoma plumber exam?

  • Candidates may bring a silent, nonprinting nonprogrammable calculator
  • International Residential Code for One and Two Family Dwellings, 2015 Edition
  • Oklahoma Mechanical Industry Regulations
  • SMACNA Symbols Sheet

Where can I take the Oklahoma plumbers license exam?

Oklahoma City
3800 N Classen Blvd, Ste C-20
Oklahoma City, OK 73118

Oklahoma City II
NW 23rd St and Villa Avenue, Suite 60
Shepherd Mall Office Complex
Oklahoma City, OK 73107

Tulsa
2816 East 51St Street, Suite 101
Tulsa, OK 74105

McAlester
21 East Carl Albert Parkway (US Hwy 270)
McAlester, Oklahoma 74501

Woodward
1915 Oklahoma Ave, Suite 3
Woodward, OK 73801

Lawton
Great Plains Technology Center
4500 SW Lee Blvd
Lawton, OK 73505

How do I know if I passed the Oklahoma plumber exam?

Your score will be given to you immediately following completion of the examination. The following summary describes the score reporting process: On screen – your score will appear immediately on the computer screen. This will happen automatically at the end of the time allowed for the examination;

  • If you pass, you will immediately receive a successful notification.
  • If you do not pass, you will receive a diagnostic report indicating your strengths and weaknesses by examination type with the score report. –

On paper – an unofficial score report will be printed at the examination site. If you pass the license exam, the Oklahoma State Construction Industries Board will issue you a license.

Are there accommodations for individuals with special needs during the plumbing licensing exam?

Yes

Is there any way to be waived from the plumbing examination?

No

How often do I have to renew by plumbing license in Oklahoma?

No license shall be issued for longer than one (1) year and all licenses shall expire on the last day in the birth month of the licensee.

Is continuing education required to renew my Oklahoma plumbing license?

Yes, you must complete 6-hours within the preceding 36 months of expiration.

If I am licensed in another State, do I still have to get an Oklahoma Plumbing License?

Yes, but you can apply for a temporary license

Who do I contact regarding a plumbing license in Oklahoma?

Oklahoma Construction Industries Board Plumbing Division
2401 NW 23rd Street, Suite 2F
Oklahoma City, OK 73107
Telephone: (405) 521-6550

Useful Links

Oklahoma Plumber PSI Candidate Bulletin

Scroll Up