Taking the Exam - Plumbing

The process of obtaining a plumbing license is two steps. The first step is applying for and passing the examination given by PSI Examination Services.

PSI Examination Services provides master and journey plumbing/gas fitter, master, and journey natural gas fitter testing. PSI has testing centers located in Baltimore, College Park, Hagerstown, Lanham, and Salisbury.

To take the examination, you must first apply to PSI to sit for the examination. You can register online for the exam.

You can find out about specific testing dates by contacting PSI or going to their website once you have been approved. All questions pertaining to the examination should be directed to PSI Examination Services.

PSI Examination Services
3210 E. Tropicana
Las Vegas, NV 89121
855-898-0715

Step two in the process is once you pass the examination. Once you pass the examination you would apply for the appropriate license. View information on the applications.