Workers Comp Insurance for Electricians in Illinois: Requirements and Average Costs

Illinois requires workers compensation coverage for virtually every employer with employees in the state, including electrical contractors. The Illinois Workers' Compensation Act (820 ILCS 305) applies broadly, and the Illinois Department of Labor enforces coverage requirements aggressively. For electrical contractors, where arc flash, electrocution, and fall injuries are real risks, understanding what the policy covers and how premiums are calculated affects both your compliance and your cost.

Quick Answer

Estimated workers comp premiums for Illinois electrical contractors:

Business Size	Annual Premium Range
1 to 3 employees	$4,500 to $10,000 per year
4 to 10 employees	$10,000 to $25,000 per year
10 to 25 employees	$25,000 to $58,000 per year

Illinois electrical contractors primarily fall under NCCI class code 5190 (Electrical Work, NOC) for residential and commercial installation work. Illinois workers comp rates for electrical work are among the higher construction classifications.

Illinois Workers Comp Coverage Requirements

The Illinois Workers' Compensation Act requires employers to provide workers comp coverage for all employees. There is no minimum employee threshold in Illinois for most industries. If you have one employee, you need coverage.

Exceptions are narrow: sole proprietors with no employees, corporate officers who own the entire company, and some agricultural workers. Most electrical contractors with any employees or subcontractors classified as employees fall under the mandatory coverage requirement.

Subcontractors: Illinois applies an economic reality test to determine employee status. An electrical subcontractor who works exclusively for you, uses your tools, and follows your direction may be classified as an employee. Require certificates of insurance from every subcontractor and verify coverage before they start work.

What Workers Comp Covers for Illinois Electricians

Medical Benefits

All authorized medical treatment for work-related injuries with no dollar cap. Illinois workers comp uses a network of approved providers and requires the employer to provide initial medical care through an approved provider.

Temporary Total Disability

Two-thirds (66.67%) of the average weekly wage during the period of disability, subject to state maximum weekly benefit amounts. Illinois maximum TTD rates are among the higher in the Midwest.

Permanent Partial Disability

For permanent injuries that do not prevent all work, Illinois uses a scheduled benefit system for specific body parts and a wage differential method for unscheduled disabilities.

Death Benefits

Surviving dependents receive ongoing income benefits and burial expenses.

Common Electrical Injuries in Illinois

• Electrocution and electrical shock, including arc flash events
• Falls from ladders, lifts, and scaffolding
• Eye injuries from wire debris, insulation, and arc flash UV radiation
• Burn injuries from arc flash and heat exposure
• Back and shoulder injuries from pulling wire and working in confined spaces
• Heat illness during summer work in unconditioned spaces
• Chemical exposure from solvents, cleaning agents, and pipe materials

How Illinois Premiums Are Calculated

Class codes: Illinois electrical contractors use NCCI class code 5190 for most installation work. High-voltage and industrial work may use different codes with higher rates.

Payroll-based rating: premiums are calculated per $100 of payroll at the applicable class code rate. Accurate payroll reporting at policy inception prevents large audit adjustments.

Experience modifier: after three years of qualifying premium, NCCI calculates a company-specific experience modifier. A clean claim history reduces premiums. A serious arc flash or fall claim can raise the modifier for three years.

Annual audit: carriers audit actual payroll at policy end. Correct employee classifications and subcontractor certificates matter at audit.

Frequently Asked Questions

Does Illinois require workers comp for solo electrical contractors?

If you are a sole proprietor with no employees, you are generally not required to carry workers comp for yourself. Corporate officers who own the entire company can also elect out of coverage. But if you have any employees, including part-time workers, coverage is mandatory.

What happens if I get caught operating without workers comp in Illinois?

The Illinois Department of Labor can issue stop-work orders and assess penalties of $500 per day of non-compliance. IDOL publishes a list of employers with stop-work orders publicly. Coverage lapses also affect your electrical contractor license and your ability to work on projects that require certificates of insurance.

My Illinois electrical subcontractors have their own coverage. Do I still need to verify?

Yes. Request current certificates of insurance from every subcontractor before work begins. Verify the certificates are not expired and that the carrier is licensed in Illinois. If a subcontractor's coverage lapses and they are injured, your policy may be liable for the claim.

How do I lower my Illinois workers comp premium?

A clean claims history is the most effective long-term strategy for lowering your experience modifier and premium. In the short term, verify all employee class code assignments are accurate, require certificates from all subcontractors, and document safety training and incident response procedures.

What NCCI class code applies to residential electrical work in Illinois?

Most residential and commercial electrical installation work uses NCCI code 5190 (Electrical Work, Not Otherwise Classified). Some residential wiring under construction may use code 5191. Verify your classifications with your carrier at policy inception to ensure you are not misclassified at a higher rate.

Disclaimer

This article is for informational purposes only and does not constitute insurance or legal advice. Requirements and premiums vary by carrier and individual circumstances. Consult a licensed insurance agent for guidance specific to your situation.

Sources

• Illinois Workers' Compensation Commission
• Illinois Department of Labor
• Illinois Workers' Compensation Act (820 ILCS 305)
• NCCI