Due to COVID-19, a FLEX (remote) option to take license exams is now available, along with in person exams. However, practical exam must be taken in person.
Please note: the FLEX option is not available for the Journeyman Plumber Practical Exam.
LICENSE TESTING SERVICES
IAPMO is proud to provide license testing services to the professionals working in St. Louis County, Missouri. We offer the following exams.
| Journeyman Exams | Master Exams | |
| Plumber | Journeyman Plumber | Master Plumber |
| Pipefitter | Journeyman Pipefitter | Master Pipefitter |
| Sprinkler Fitter | Journeyman Sprinkler Fitter | Master Sprinkler Fitter |
| Water Heater Specialist | Journeyman Water Heater Specialist | Master Water Heater Specialist |
| Lawn Irrigation | Journeyman Lawn Irrigation | Master Lawn Irrigation |
| Drain Layer | Master Drain Layer |
Prior to registering for the exam, it is required to have Plumbing Board Approval. You will not be allowed to test if you have not yet received approval.
FLEX Testing
IAPMO provides a flexible and convenient test-taking with our FLEX (Flexible Exam) testing option. This remote online proctoring functionality enables IAPMO to provide our test takers with the flexibility to complete their exam remotely, in a secure and convenient environment when it best fits into their schedule and without having to travel to a testing center. Remote proctoring allows us to uphold the integrity of our exam administration process while providing a new, modern, and convenient way for candidates to earn their professional credentials. Individuals choosing this option must have google chrome, a webcam, and a microphone.
Upcoming In-Person Test Dates
We will be conducting exams on following dates:
- February 8, 2025 (Registration closes January 24, 2025)
- April 12, 2025 (Registration closes March 28, 2025)
- June 14, 2025 (Registration closes May 31, 2025)
- August 9, 2025 (Registration closes July 25, 2025)
- October 11, 2025 (Registration closes September 26, 2025)
- December 6, 2025 (Registration closes November 21, 2025)
Registration closes two weeks prior to each test date.
In-Person Testing Location
Local 562 Plumbers and Pipefitters Training facility
3755 Corporate Trails
Earth City, MO 63045
IMPORTANT EXAM INFORMATION
You must bring your Plumbing Board Approval credential to the testing facility on your test day. You will not be allowed to test if you do not have it.