Iowa Low Voltage Contractor License Requirements

🟢 Good News: Iowa offers significant exemptions for most low voltage work, but special licensing is available for specific applications.

Current Requirements (2024)

Class 2 and Class 3 Circuit Exemptions

Under Iowa Code Section 103.22(11), electrical contractor licensing is NOT required for persons engaged in:

Class 2 or Class 3 remote control circuits
Signaling or power-limited circuits
Optical fiber cables and communications cabling
Voice, video, audio, and data signal systems in commercial or residential premises
Installation of raceways for the above systems as defined in the National Electrical Code

Special Electrician License Options

For specialized low voltage work, Iowa offers Special Electrician Licenses through the Iowa Electrical Examining Board (IEEB):

Available Endorsements:

Sign Installation - Connect power to signs (≤22 volts, ≤20 amperes)
Irrigation System Wiring - Requires 2 years experience or 4,000 documented hours
A/C and Refrigeration Systems - Disconnect/reconnect existing systems

License Requirements

Application: Must specify endorsements sought with supporting work affidavit
Experience: Pass IEEB-approved exam OR complete 2 years documented experience
Cost: $75 or less (prorated monthly)
Term: 3-year license duration
Exam: Administered by PSI Corporation ($87 fee, 2023 NEC)

NEC Standards

Iowa adopted the 2023 National Electrical Code as of January 1, 2024. Class 2 and Class 3 circuits are defined by NEC Articles 725.41 and 725.121, with specific power limitations that ensure minimal fire and shock hazards.

Legal Authority

Iowa Code Chapter 103 - Electricians and Electrical Contractors
Section 103.22(11) - Exemptions for Class 2/3 circuits
Section 103.8 - General licensing requirements
Iowa Electrical Examining Board - Licensing authority
Department of Inspections, Appeals, & Licensing (DIAL) - Administrative oversight

Contractor Insurance Requirements

Electrical contractors must maintain general liability insurance of at least $1 million for all licensed electrical work.

Important Notes

Inspections Required: Even exempt work may require electrical inspections
Municipal Variations: Local jurisdictions may have additional requirements
Voltage Limitations: Sign installation license limited to 22 volts/20 amperes
Experience Documentation: Work affidavits must be notarized

Contact Information

Iowa Electrical Examining Board
Website: iowaelectrical.gov
Phone: (515) 725-6147

Department of Inspections, Appeals, & Licensing
Website: dial.iowa.gov

Disclaimer: This information is for general guidance only and may not reflect the most current legal requirements. Consult with the Iowa Electrical Examining Board and relevant local authorities for specific licensing requirements. Electrical work should always be performed in accordance with applicable codes and safety standards.

Last updated: January 2025

Low Voltage License Iowa