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Plumbing & Mechanical Systems Board (PMSB)

This page reflects the application process for individuals and businesses who need to apply to take an exam or obtain a license to practice the following professions in Iowa. The license types and trades available are:

  • Apprentice, Journeyperson, or Master
  • Contractors in Plumbing, HVAC/R, Hydronics, or Mechanical Systems
  • Plumbing
  • HVAC/Refrigeration
  • Hydronics
  • Mechanical Systems
  • Medical Gas System Installer Certification
  • Disconnect/Reconnect Plumbing Technician Specialty License
  • Hearth Systems Specialty License
  • Private School or College Routine Maintenance Specialty License
  • Service Technician HVAC Specialty License

If you have questions regarding the qualifications to take an exam or obtain a license, please visit the Plumbing and Mechanical Systems Board webpage. 


VERY IMPORTANT - PLEASE READ OR VIEW INSTRUCTION BEFORE ACCESSING THE ONLINE PORTAL

Individual Licenses (Apprentices, Journeyperson, Master, and Specialty)

If you are renewing an existing license

Once you have reviewed the items above you may proceed to the PORTAL TO CREATE A NEW ACCOUNT or 

LOG IN WITH YOUR EXISTING A&A ACCOUNT (@IOWAID).


If you are renewing BOTH a contractor license and an individual license

NOTE: You need to complete the renewal process for both your contractor license and your individual license on the same day in order to receive the discount.

Once you have reviewed the items above you may proceed to the PORTAL TO CREATE A NEW ACCOUNT or 

LOG IN WITH YOUR EXISTING A&A ACCOUNT (@IOWAID).


If you are a new licensee or exam candidate and have never applied for a PMSB exam or license

Once you have reviewed the items above you may proceed to the PORTAL TO CREATE A NEW ACCOUNT or 

LOG IN WITH YOUR EXISTING A&A ACCOUNT (@IOWAID).


If you already hold at least one license and need to add another license, trade, or type, or update your license record please follow the directions below:

  • How to create an A&A account PDF (Note - PMSB usernames and passwords created before May 1, 2017, are not linked with A&A accounts. You must create a new username and password with an @iowaid as detailed in the instructions)
  • How to add a license, trade, or type 
  • How to apply for an exam PDF

Once you have reviewed the items above you may proceed to the PORTAL TO CREATE A NEW ACCOUNT or 

LOG IN WITH YOUR EXISTING A&A ACCOUNT (@IOWAID).


Contractor Licenses (includes Contractor Registration with the Division of Labor)

If you are renewing an existing contractor license

Once you have reviewed the items above you may proceed to the PORTAL TO CREATE A NEW ACCOUNT or 

LOG IN WITH YOUR EXISTING A&A ACCOUNT (@IOWAID).


If you are renewing BOTH a contractor license and an individual license

NOTE: You need to complete the renewal process for both your contractor license and your individual license on the same day in order to receive the discount.

Once you have reviewed the items above you may proceed to the PORTAL TO CREATE A NEW ACCOUNT or 

LOG IN WITH YOUR EXISTING A&A ACCOUNT (@IOWAID).


If you are a new contractor licensee

Once you have reviewed the items above you may proceed to the PORTAL TO CREATE A NEW ACCOUNT or 

LOG IN WITH YOUR EXISTING A&A ACCOUNT (@IOWAID).


Continuing Education (CEU) Training Providers

For questions about continuing education please see the PMSB CONTINUING EDUCATION PAGE

Paper Application

For information on how to apply by paper, please see the PMSB WEBPAGE.

Contact Information:

For questions related to Plumbing and Mechanical Systems Board licenses please see our program page at PMSB webpage.