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- Division of Professions and Occupations
1560 Broadway, Suite 1350, Denver, CO 80202
Phone Number: 303-894-7800
Fax Number: 303-894-7693
How to Apply for your Exam
- To obtain a Plumbing license you must first submit an application online here
- Examinations are administered in English only through a private testing agency. Once your application has been approved by this office, a letter of acceptance and information on how to contact PSI to obtain a candidate handbook will be provided. The handbook will provide information on who to contact, how to schedule for the written examination, the testing locations, the required fee, and other important information.
- You can find electrical applications and forms here
- You can find a plumbing application checklist here
Colorado Plumbing has no existing Reciprocation.
- PSI licensure:certification
3210 E Tropicana
Las Vegas, NV 89121
Fax (702) 932-2666
More information can be found in the Frequently Asked Questions