A Detailed Guide on Oklahoma Plumbing License

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The plumbing industry is booming, and the data reported by the TMR study is a proof. As per the Transparency Market Research reports, the plumbing trade will achieve a market of US $91.9 billion by 2031. The CAGR is also estimated to grow at a rate of 4.7% from 2022 to 2031. 

People around the world are increasingly spending their hard-earned money on plumbing products. They do this to upgrade their living. Since they found plumbing as one of the essential services, they are ready to get on their knees, and hire plumbers in any of the cases:

  • when their sink is not working, 
  • drainage systems are not cleaned, 
  • any leakage is to be fixed, etc.  

So, with each penny spent, they will demand quality service with certification. This is where budding Oklahoma plumbers like you, will be in need of acquiring the Oklahoma plumbing license

Read this guide on how to become a licensed plumbing contractor in Oklahoma. 

Is a License Required to Work as a Plumber in Oklahoma?

For a plumbing contractor in the state of Oklahoma, it is necessary to be a licensed contractor in order to continue working in the plumbing business legally. 

As per the mission statement of CIB

“The Mission of the Oklahoma Construction Industries Board is to protect the life and property of the locals, by licensing and inspection of the related trades for the health, safety, and welfare of the public”, 

you must be either licensed or must be working as an apprentice under the experienced  & certified journeyman plumber, to continue working in the plumbing industry. The Oklahoma construction industries board issues two types of state-level licenses which are:

  • Plumbing journeyman license or
  • Plumbing contractor license

Some cities in Oklahoma have different licensing requirements. So, if you are planning to work there, you need to check the requirements of the local jurisdictions as well. 

How to Obtain Oklahoma Plumbing License?

There are few stages to pass, before getting the plumbing contractor’s license in your hand: 

  • Applicants must pass the plumbing business and law exam, in addition to the plumbing contractor exam while obtaining the license.    
  • Join the plumbing apprenticeship programs, and get employed by a licensed journeyman contractor to become a plumbing apprentice. 
  • The next stage is to apply for the journeyman license and pass the journeyman plumber exam.
  • The final stage is applying for the plumbing contractor’s license, followed by undergoing the examination process to obtain the ultimate plumbing contractor’s license. 
  • You can even attain alternate licenses like Temporary Journeyman Application for a State of Emergency.

A Step-By-Step Guide to Obtain Oklahoma Plumbing Contractors License

There are basically three stages to pass, from apprentice to journeyman to a licensed plumbing contractor. The detailed licensing requirements to obtain Oklahoma plumbing contractors license are:

Step-by-step guide to obtain oklahoma plumbing contractors license

1. To become an apprentice plumber

  • Your age must be at least 18 years or more.
  • Get trained as an apprentice plumber, under a licensed journeyman or contractor.  
  • Keep a record of hours worked under the licensed journeyman. This will be officially counted when qualifying for the experience requirements to become a journeyman.
  • A journeyman can supervise up to three apprentices and act as the job foreman. 

2. To become a journeyman plumber

  • Your age must be at least 18 years or more.
  • Apply for the plumbing journeyman license through the Oklahoma CIB along with an affidavit of citizenship, paying the $75 application fee.
  • Once your application gets approved, you need to meet either of the below-mentioned examination requirements.
  • Must have worked for a minimum period of three (3) years in the plumbing trade, under the licensed journeyman or,
  • Have verifiable three (3) years of experience in the plumbing trade while serving in the U.S. military or,
  • Have a verifiable out-of-state plumbing license that is current and in good standing.
  • As a part of the plumbing 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.

3. To become a plumbing contractor 

  • Age must be at least 18 years old or more.
  • Applicant must meet any one of the minimum educational requirements
  • You must have 3 years of experience in the plumbing trade while employed by a licensed Plumbing Contractor or,
  • 3 years of verifiable experience while serving in the U.S. military or,
  • Must have a verifiable out-of-state plumbing license that is current and in good standing.
  • You must have an additional 1 year of experience working as a licensed journeyman plumber.
  • After fulfilling the examination requirements, a completed application, and fees are to be submitted to the board.
  • Once the board approves the application, the applicant must pass the exam.
  • Lastly, submit proof of bond and insurance to the board.

    Applicant must submit proof of a $5,000 Corporate Surety Bond made payable to the Oklahoma Construction Industries Board, as well as a certificate of insurance fulfilling minimum insurance requirements of $50,000 as general liability insurance.

Once you get over the whole licensing procedure and are finally ready to kick-start your plumbing business in Oklahoma, a leading estimating & invoicing software like InvoiceOwl can be your helping hand.

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The Average Annual Salary of an Oklahoma Licensed Plumber

Type of Plumber Avargae Salary Per Hour Overtime Per Year
Apprentice $17.46 $5500
Journeyman $28.17 $6750

Cost Involved to Obtain Oklahoma Plumbing License

There are several fees associated with the Oklahoma licensing. It can be the application fees, the examination fees, or the licensing fees. Here is the cost structure for obtaining the Oklahoma plumbing license:

Type of Fees Cost
Apprentice application $25
Journeyman Application $75
Plumbing contractor Application $330
PSI Exam Fees for either license $100
Annual registration renewal $30
Annual renewal after the grace period of 90 days $100

Specifications for Passing the Oklahoma Plumbing Examination

Type of exam Passing % Duration No. of questions
Plumbing journeyman 75% 180 minutes 80
Plumbing contractor 75% 180 minutes 80

Oklahoma Plumbing License Reciprocity Agreements

A reciprocal agreement is the one where plumbers can apply for Oklahoma plumbing license without passing the licensing exams. However, the only condition is, you need to still hold a plumbing license for a period of at least one year before you get eligible to reciprocate.

Oklahoma has plumbing license reciprocity agreements with the following states:

  • Alaska
  • Arkansas
  • Colorado
  • Idaho
  • Iowa
  • Montana
  • Nebraska
  • South Dakota
  • Texas
  • Wyoming

Applicant must fill out the Reciprocal Journeyman License Application, paying the application fee of $330 in case of a plumbing contractor, and $75 for a plumbing journeyman.

The fee must be made payable to the Construction Industries Board, or CIB, and the completed application should be sent to

    Construction Industries Board

    2401 NW 23rd, Suite 2f

    Oklahoma City, OK 73107

Plumbing Trade Schools in Oklahoma 

Oklahoma construction industries board has a list of plumbing trade schools that provide the plumbing related programs. The schools are approved by the Oklahoma construction industries board plumbing committee, and some of them are

  1. Autry Technology Center

    1201 W West willowEnid, Oklahoma 73703;
    Contact: (580) 242-2750

  1. Associated Builders and Contractors

    440 1st St., N.W., Ste., 200 Washington, D.C. 20001
    Phone: (202) 595-1505
    Email: [email protected]
    IT support: support.abc.org

  1. Mid-Del Technology Center

    1621 Maple DrMidwest City, OK 73110
    Contact: (405) 739-1707

Frequently Asked Questions
  1. How do I renew my plumbing license in Oklahoma?

    In case when your plumbing license needs renewal, you need to submit a license renewal application to the Oklahoma construction industries board by paying the renewal fees as mentioned:
    • For a journeyman: $75
    • For a plumbing contractor: $200

  2. When do I need to renew my Oklahoma plumbing license?

    The Oklahoma plumbing license gets expired on the last day of the licensee’s birth month every year.
  3. Are there any continuing education requirements for Oklahoma plumbing license holders?

    Yes, for both a journeyman and a contractor, Oklahoma requires 6 hours of continuing education every 36 months, to renew the plumbing license.
  4. Can I renew my Oklahoma plumbing license without fulfilling the continuing education requirements?

    A licensee is exempt from these continuing education requirements for a period of 3 years from the date he or she initially passes the current licensing exam. However, no contractor or journeyman license shall be renewed unless 6 hours of continuing education, within the last 36 months (3 years) has been completed by the licensee.

The Bottom Line

After going through the detailed guide on Oklahoma plumbing license, you are very well aware of how to get one. Without any further delay, follow the process mentioned in the blog, and get yourself certified. 

The leading estimating & invoicing software like InvocieOwl can be your rescuer in generating electronic estimates & invoices in a ZAP. You can allot more time on your your daily business meetings, client calls, and whatnot. It will lend you a personal touch over the estimating & invoicing process.

Author Bio
Jeel Patel
Jeel Patel

Jeel Patel is the founder of InvoiceOwl, a top-rated estimating and invoicing software that simplifies the invoicing and estimating processes for contractor businesses. Jeel holds a degree in Business Administration and Management from the University of Toronto, which has provided him with a strong foundation in business principles and practices. With understanding of the challenges faced by contractors, he conducted extensive research and developed a tool to streamline the invoicing and estimating processes for contractors. Read More

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