Contractor Licensing

Contractor Requirements

Click here for requirements.

Solar Thermal License

A solar thermal license is required to purchase permits for solar thermal projects.  The annual license fee is $125.  Additional information available here.

Sign Contractor License

Annual licenses for sign contractors. The license fee is $150. Click here for the application form. 

General Contractors Registration and License

All general construction contractors are required to be registered with the State of Iowa. For information on obtaining this registration, contact Iowa Workforce Development Labor Division.

Electrical Contractors Registration and License

State of Iowa Department of Public Safety provides a statewide licensing program for electricians.

Plumbing Contractors Registration and License

Plumbing contractors must be registered with the Iowa Department of Public Health and obtain an annual license to perform work within the state of Iowa. 

Mechanical Contractors Registration and License

Mechanical contractors must be registered with the Iowa Department of Public Health and obtain an annual license to perform work within the state of Iowa.

Fire Sprinkler and Fire Alarm Contractors

The State of Iowa Fire Marshal’s Office provides a mandatory certification program for fire alarm system contractors and fire extinguishing system contractors. For more information, contact the State of Iowa Fire Marshal’s Office at 515.281.5821.