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Online Education developed by the most experienced and trusted team in the industry.


Plumbing Licensing, Education & Exam Prep

Ohio requires a Plumbing Contractor license prior to bidding on or contracting plumbing work. Applicants may choose to renew the license annually or every 3 years. We offer a course with exam prep, the book for the exam, and additional services to help you obtain your license. All of our training is offered in an online self-paced format. Our exam prep is designed to help you pass your test the first time, and is backed with our no pass, no pay policy. All of our courses are available from nearly any device, any time. We hope that you will make RocketCert your home to help you obtain your Ohio Plumbing Contractor License.

  • $289
    Contractor Exam Prep
  • $914 $839
    Prep, Books, Tabs
Individual taking the course and exam prep for Ohio online with RocketCert
Scope of work

What type of work can be done with this license?

Licensed Plumbing in Ohio
  • Plumbing Contractor

    A Plumbing Contractor in Ohio is able to perform the installation, maintenance, extension and alteration of all piping, fixtures, plumbing appliances and plumbing appurtenances, within or adjacent to any structure, in connection with sanitary drainage or storm drainage facilities; venting systems; and public or private water supply systems.

Requirements & steps

What are the requirements to getting a license?

Ohio Plumbing RequirementsExperience
  • Proof of last five years as a Tradesperson, working under a licensed Contractor, performing permittable work. OR currently be a registered engineer in this state with three (3) years of business experience in the construction industry in the Plumbing trade.
  • Copy of 1 permit for each of the last 5 years the licensed contractor (your employer) obtained, and that the applicant worked under.
Ohio Journeyman Plumbing RequirementsOther Requirements
  • Pass Plumbing and Business and Law exams
  • Proof of Insurance ($500,000 liability minimum)
  • Once approved by the Board, complete a State and Federal Background Check prior to sitting for the examination.

How do I obtain a license?

To apply for your license, contact the Ohio Construction Industry Licensing Board at 614-644-3493 or visit ohio.gov.

Ohio requires each licensee to complete Continuing education prior to each renewal. Ohio has reciprocity agreements with Maine, New Hampshire, Vermont, Washington and Oregon.

With RocketCert, our education is written by a combination of professional educators and industry professionals. Our exam prep is guaranteed to help you pass the exam, and is backed with our no pass, no pay policy. We pride ourselves on providing industry leading customer service. Also, if you find a better original price on any online course that we offer, we will beat it by 10%.

RocketCert customer studying to pass their State exam through the RocketCert website or on the mobile app.
Submit Application

In order to sit for the exam, you must submit the application for licensure to the state. It must include verified education and work experience as required by the state. Once approved, the state will contact you with an exam bulletin.


After studying with RocketCert, you will be on your way to passing the required State exam(s) (see below). Pre-approval is required. Testing centers are setup throughout the State in larger cities.


After completing all the steps above, it will be time to apply through the OCILB to obtain your Ohio Plumbing License. Licensees must provide proof of insurance at this time. The policy and license must be assigned to a contracting company. Have questions or concerns with this process (or just a lack of time)? Learn more about how we can assist with our Application Processing Program.


Which exam do I need to take?

Ohio Plumbing Contractors must pass two examinations.

Once your application has been approved, visit psiexams.com or call 855-746-8173 to schedule the exam.

Exam details Ohio Plumbing Contractor Exam

  • Total Questions: 100
  • Passing Score: 70% correct
  • Time: 4 Hours

Topics Include: General Knowledge; General Regulations; Plumbing Fixtures; Water Supply Systems; Drainage, Waste, and Sanitary Vents; Indirect Wastes; Roof Drain Piping; Specialty Plumbing; Isometric Analysis; Pretest Items

Exam details Ohio Business and Law Exam

  • Total Questions: 50
  • Passing Score: 70% correct
  • Time: 120 minutes

Topics include: Business Org; Licensing; Estimating and Bidding; Contract Management; Project Management; Insurance and Bonding; OSHA Record Keeping and Safety; Personnel Regulations; Financial Management; Tax Laws; Lien Laws; Pretest Items

Exam Prep, & Books

How do I pass the exam?

The Ohio Plumbing exam is open book. This reference is permitted to be tabbed and highlighted! Unfortunately, our online course is NOT permitted to be accessed during the State exam.

Online Exam Prep Includes:

  • Isometrics Lessons - Here, we teach you math concepts for sizing water supply pipe, drain pipe, and vent pipe based on drawings.
  • Highlighting Guides - Introduce the critical information in your book(s). This will familiarize you with each book’s content and its layout.
  • Quizzes - These practice quizzes are based on each individual book/reference. They reinforce key concepts.
  • Test Simulation / Practice Exam - Comprehensive exams randomly generated from our database of questions. Test simulations are restricted by time, and hints are disabled. Test simulations are as close to the real exam as you can get.
  • Guide to Tabbing - This section includes tabbing books and other test taking strategies to keep calm and focused during the exam.

Ohio Plumbing Online Exam Prep

Included in the bundle

Lifetime Online Access to:

  • Ohio Plumbing Online Exam Prep

Our Online Exam Prep features:

Ideal for students who already own all references



Ohio Plumbing Bundle

Includes the following courses:

  • Ohio Plumbing Online Exam Prep

Plus the following:

  • All the books to use during the exam
  • Permanent/Pre-Printed Tabs
  • Free Shipping!
  • Instructor Support
  • No Pass No Pay Policy
  • Lifetime Access from nearly any device

Do you also need?

$914 $839

2024 Ohio Plumbing Code

See Details



2021 International Fuel Gas Code

See Details



Mathematics for Plumbers and Pipefitters

See Details



Modern Plumbing, 9th Ed

See Details


Pre-printed or blank tabs are also available.

3-4 Book Tab Bundle

See Details



Permanent Blank Tabs - 375 Pack

See Details


About Us

Why should I choose RocketCert?

At RocketCert, we strive to be the best (while having fun in the process). This means having not only the best quality of education, but also industry leading technology. Best yet, we are here for you 7 days a week. Have a question or comment? Give us a call or contact us to send us a message. Ready to begin? Select your State above and start immediately. Of course, you can resume later!


Why pay for something knowing your time with it is limited? At RocketCert, we believe in offering lifetime access to your training, even though it will not be needed.


Our education is written industry experts. We believe in helping you with your career, and that help begins with offering best in class education.


We are here for you. Have a question? Need support? Our team is available 7 days a week for technical support. We pride ourselves in taking care of you.


Fail your exam? Prefer a different style of course? Other events taking place in your life? Give us a call and we can process a refund within 30 days of purchase for any reason. Exam prep courses are backed with our No Pass, No Pay guarantee.