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Iowa Plumbing and Mechanical Systems Examining Board

Welcome to the Website!

Plumbing and Mechanical Systems Board Office
321 E 12th Street
Des Moines, Iowa 50319-0075
Phone: 1-866-280-1521
FAX: 515-281-6114

  • About the Board

  • The Iowa Plumbing and Mechanical Systems Board was established to license those working in the plumbing, hydronic, HVAC and refrigeration disciplines. The board issues trade licenses, specialty licenses and medical gas piping installation certification. Contractor licenses began to be issued on November 1, 2012. Anyone working in these disciplines in the state of Iowa is required to be licensed with the Board.

    Board members serve three-year terms except for the terms of the initial members, which are staggered so that three members' terms expire each calendar year. No board member shall serve more than three full terms. The board organizes annually and selects a chairperson and a secretary from its membership.

    If you are interested in becoming a member of the Board, you can find the information you need through the Governor's Office.

    For additional information please contact us at 1-866-280-1521 or by using the "Contact Us" option on this site. If you have email, please join our list serve to automatically receive updates. To join send a blank email to:

    Current Board Members:


Notice of Legislative Changes - Senate File 427

Posted: Tuesday, Jan 21, 2014

During the 2013 legislative session, Senate File 427 was passed and signed into law on April 26, 2013. The bill contained several significant changes to the licensing program which will be implemented in stages throughout the next 3 years.

During this transition period any license with an expiration date of 01/01/2014 to 06/29/2014 will be given an automatic extension to 06/30/2014 at no cost. Renewal fees and proof of continuing education courses will be due beginning July 1, 2014. The memo link below provides additional information.

Please continue to monitor our web site for announcements as details develop.

Iowa Plumbing and Mechanical Systems Board 2013 Annual Budget

Posted: Friday, Dec 20, 2013

Pursuant to Iowa Code 105.9, the Iowa Plumbing and Mechanical Systems Board has submitted their 2013 Annual Budget Report to the Iowa State Legislature.

The report is now available for review.

Contractor License Fee as of March 12, 2014

Posted: Tuesday, Nov 06, 2012

The Iowa Plumbing and Mechanical Systems Board wants to remind Contractors who are performing Iowa Code 105 covered work that they must obtain a Contractor license.

Effective March 12, 2014 fees for the Contractor license will be $250.00. Fees must be submitted with the application in order to be processed.

To access the paper application use the Licensure tab or click on the links below.

To view a list of licensed contractors, click on the Licensure tab to the left and then select Contractor Licenses or click the link below.