Workers Comp Premium CalculatorAdvanced
Rate Guide
Workers Comp Rate Guide
How workers compensation premiums are calculated.
1. Classify
Each job type has a class code with a base rate per $100 payroll
2. Calculate Manual Premium
(Payroll / 100) × Class Code Rate = Manual Premium
3. Apply Experience Mod
Manual Premium × EMR = Modified Premium
4. Apply State & Discounts
Modified Premium × State Factor × Discounts = Final
Example Calculation
$500,000 payroll × 8810 rate ($0.16) = $800 manual
$800 × 0.90 EMR = $720
$720 × 1.00 state × 0.92 safety = $662/year