Calculate your estimated workers comp premium by industry classification and payroll
Base Rate (per $100 payroll):-
State-Adjusted Rate:-
Final Rate (after modifiers):-
Estimated Annual Premium:-
Monthly Cost:-
Cost per $1,000 Payroll:-
Understanding Workers Compensation Insurance
Workers compensation insurance (workers comp or WC) is a type of business insurance that provides benefits to employees who suffer work-related injuries or illnesses. It's required by law in most states for businesses with employees.
How Workers Comp Premiums Are Calculated
Workers compensation insurance costs are determined by several factors:
Classification Code: Every job is assigned a 4-digit class code by the National Council on Compensation Insurance (NCCI). Higher-risk jobs have higher rates.
Payroll: Premiums are calculated per $100 of payroll. Higher payroll = higher premium.
State: Each state has different regulations and average claim costs, significantly affecting rates.
Claims History: Your experience modification rate (EMR or Mod) is based on past claims. Clean record = lower rates.
Safety Programs: Formal safety training and workplace safety programs can reduce premiums.
Industry Classification Codes (Class Codes)
Office & Clerical (8810)$0.19 per $100 payroll
Lowest risk: desk work, admin
IT & Software (8832)$0.41 per $100 payroll
Very low risk: programming, design
Retail Store (8380)$1.52 per $100 payroll
Low-moderate risk: customer service
Restaurant (9402)$2.04 per $100 payroll
Moderate risk: kitchen, service
Electrical Work (5190)$4.45 per $100 payroll
High risk: electrical hazards
Plumbing (5183)$5.93 per $100 payroll
High risk: physical labor
Carpentry (5403)$8.69 per $100 payroll
Very high risk: tools, heights
Roofing (5506)$13.47 per $100 payroll
Highest risk: falls, heights
What Workers Comp Covers
Medical Expenses: Doctor visits, hospital stays, surgery, medication, rehabilitation
Lost Wages: Partial wage replacement while employee recovers (typically 66% of average wage)
Disability Benefits: Permanent or temporary disability payments
Death Benefits: Funeral expenses and survivor benefits for fatal workplace accidents
Legal Protection: Protects employer from most employee lawsuits related to workplace injuries
Ways to Lower Your Workers Comp Costs
Implement Safety Programs: Formal training, safety equipment, and workplace hazard reduction can earn discounts up to 15%
Accurate Job Classification: Ensure employees are properly classified. Don't pay construction rates for office workers
Return-to-Work Programs: Help injured employees return to light duty quickly to reduce claim costs
Shop Around: Get quotes from multiple carriers. Rates can vary significantly
Pay-As-You-Go: Some providers offer monthly payments based on actual payroll instead of estimates
Bundle Policies: Combine with general liability or other business insurance for multi-policy discounts
Claims Management: Actively manage and dispute fraudulent or inflated claims
State Requirements
Workers compensation insurance is mandatory in most states once you hire employees. Requirements vary:
Most States: Required as soon as you hire your first employee
Some States: Required after 3-5 employees
Texas: Optional (only state where it's not required, but highly recommended)
Sole Proprietors/Partners: Usually exempt but can buy coverage for themselves
1099 Contractors: Generally not covered by your policy (they need their own)
⚠️ Penalties for Not Having Workers Comp:
Operating without required workers comp insurance can result in fines of $1,000-$100,000+, criminal charges, and civil lawsuits. You could be personally liable for 100% of an injured employee's medical and disability costs.
Experience Modification Rate (EMR/Mod)
Your Mod is a multiplier based on your claims history compared to similar businesses:
1.00: Average risk (baseline)
0.70-0.99: Better than average (fewer/smaller claims) = lower premiums
1.01-2.00: Worse than average (more/larger claims) = higher premiums
A single large claim can raise your Mod for 3-5 years, significantly increasing costs. This is why workplace safety is critical.
Sample Premium Scenarios
Small Accounting Firm: 5 office employees, $300k payroll, Class 8810 → ~$570/year
Web Design Agency: 10 staff, $750k payroll, Class 8832 → ~$3,075/year
Plumbing Company: 8 plumbers, $500k payroll, Class 5183 → ~$29,650/year
Roofing Contractor: 12 roofers, $600k payroll, Class 5506 → ~$80,820/year
Tips for Small Business Owners
Get quotes 60-90 days before your policy renewal to compare rates
Review your payroll classifications annually - misclassification costs you money
Document all safety training and programs - it helps during rate audits
Consider a PEO (Professional Employer Organization) if you're under 50 employees - they can often get better group rates
Report claims promptly but investigate thoroughly - fraudulent claims hurt your Mod
Use a pay-as-you-go plan to avoid large annual premiums and year-end audits