Painting Contractor Workers’ Compensation Insurance: Cost and Class Codes

For a large painting or coatings contractor, workers’ compensation is almost always the single largest line in the insurance program — often exceeding a small firm’s entire spend on its own. Large crew payrolls under NCCI class code 5474, higher-rated codes for height and industrial work, and an experience modification rate that multiplies every dollar of payroll make comp the central cost lever and the one most worth managing deliberately. For an operation bidding institutional and public work, your EMR does not just set premium; it determines which contracts you can even bid.

Workers’ compensation covers crew injuries regardless of fault and protects the business from the employer’s-liability lawsuits that follow serious accidents. For a painting operation, falls from ladders and scaffolding are the most common claim, which is why both the class code and the EMR weigh so heavily on the premium.

• Medical expenses for injured crew members, from emergency care through rehabilitation.
• Lost wages while an injured painter recovers and cannot work.
• Employer’s liability, which defends the business if an injured worker sues.
• Premium calculated per $100 of payroll by class code, then adjusted by your EMR.
• Audit exposure when painters are misclassified or subcontractor payroll rolls in.

Painting Workers’ Comp Class Codes: 5474, 5037, and 9501

Correct classification is the foundation of an accurate comp premium, and for a large operation a misclassification compounds across the entire payroll. Three codes commonly apply to painting contractors.

• Class code 5474 — Painting NOC: interior and exterior painting of residential and commercial structures, including scaffolding setup and incidental finishing. This is the standard painting code.
• Class code 5037 — painting of metal structures over two stories, such as towers, tanks, and bridges. It carries a substantially higher rate than 5474.
• Class code 9501 — shop-only painting, where employees do not leave your premises. It applies only when no job-site work is performed.
• Industrial coatings and specialized structural work may trigger codes beyond 5474 entirely.
• Splitting payroll correctly among codes — rather than rating everything at the highest code — is a direct savings lever.

How Much Does Painting Workers’ Comp Cost?

Comp is priced per $100 of payroll, so it scales directly with crew size — which is why it dominates a large operation’s program. The rate itself varies enormously by state and by your claims history.

• The national average rate for class code 5474 runs near $5.57 per $100 of payroll.
• State variation is dramatic: roughly $2.54 per $100 in North Dakota to $13.20 in New York.
• Texas and South Dakota do not mandate coverage for painting contractors; most other states require it once you hire an employee.
• Your EMR then multiplies the base rate up or down based on claims experience.
• For a large multi-state operation, the blended cost reflects every state’s rate where crews work.

Why EMR Controls a Large Painter’s Comp Spend

At scale, the experience modification rate is the number that compounds. It reflects your claims history against expected losses for your class over the prior three years, and a documented safety culture pays back directly in both premium and bid eligibility.

• An EMR below 1.0 earns credits; above 1.0 surcharges every dollar of payroll.
• Many institutional and public owners set a maximum EMR — often 1.0 — as a condition to bid.
• The three-year window means today’s claims affect premiums for years, so claim management matters.
• OSHA-compliant fall-protection programs (29 CFR 1926.501) reduce frequency and severity.
• A modeled return-to-work program limits claim duration and protects the EMR.

The Subcontractor Audit Trap

For a large contractor that subcontracts portions of the work, the workers’ comp audit is where uncontrolled costs surface. Subcontractor payroll without proof of coverage becomes your own.

• Subcontractors without current certificates of insurance roll into your audit as covered payroll.
• That back-premium can reach five or six figures on a large operation at year-end.
• Collecting and tracking sub COIs through the year is the single largest controllable audit cost.
• Written downstream insurance requirements protect both the audit and your liability position.
• We build the COI-tracking discipline into the program so audits hold no surprises.

This is part of our complete guide to commercial painting contractor insurance.