Are you paying the lowest premium possible for your workers' compensation insurance? We can help you find out by giving you the lowest rates filed with the Department by insurance companies for your class code.

These rates form the basis for calculating your final premium and are a starting point for shopping for workers' compensation insurance. With few exceptions, the rates shown are per one hundred dollars of payroll.

Your final premium cost may depend on other factors besides these base premium rates, such as whether the insurance company will allow you additional premium credits for having a safety program or using managed care programs.

In addition, remember that there are other things to consider when shopping for insurance coverage besides cost, such as the quality of service you will likely receive from your insurance company.

Class codes can be obtained from the NCCI at 800-622-4123.  For general information regarding class codes, you may contact a Workers’ Compensation Specialist in the Property and Casualty Section at 800-394-0964.

Displaying 326 - 350 of 553

Company name Sort descending NAIC Class Code Current Rate Current Effective Date Previous Rate Previous Effective Date % of Rate change
ALLMERICA FINANCIAL BENEFIT INSURANCE COMPANY 008841840 6236 $3.42 2026-03-01 $3.48 2025-03-01 -1.75%
ALLMERICA FINANCIAL BENEFIT INSURANCE COMPANY 008841840 6237 $1.06 2026-03-01 $1.02 2025-03-01 3.77%
ALLMERICA FINANCIAL BENEFIT INSURANCE COMPANY 008841840 6251 $3.37 2026-03-01 $2.84 2025-03-01 15.73%
ALLMERICA FINANCIAL BENEFIT INSURANCE COMPANY 008841840 6252 $3.44 2026-03-01 $3.27 2025-03-01 4.94%
ALLMERICA FINANCIAL BENEFIT INSURANCE COMPANY 008841840 6306 $3.24 2026-03-01 $3.33 2025-03-01 -2.78%
ALLMERICA FINANCIAL BENEFIT INSURANCE COMPANY 008841840 6319 $1.86 2026-03-01 $1.97 2025-03-01 -5.91%
ALLMERICA FINANCIAL BENEFIT INSURANCE COMPANY 008841840 6325 $2.11 2026-03-01 $2.24 2025-03-01 -6.16%
ALLMERICA FINANCIAL BENEFIT INSURANCE COMPANY 008841840 6400 $3.1 2026-03-01 $3.21 2025-03-01 -3.55%
ALLMERICA FINANCIAL BENEFIT INSURANCE COMPANY 008841840 6503 $1.88 2026-03-01 $1.82 2025-03-01 3.19%
ALLMERICA FINANCIAL BENEFIT INSURANCE COMPANY 008841840 6504 $1.95 2026-03-01 $1.76 2025-03-01 9.74%
ALLMERICA FINANCIAL BENEFIT INSURANCE COMPANY 008841840 6702 $2.75 2026-03-01 $2.77 2025-03-01 -0.73%
ALLMERICA FINANCIAL BENEFIT INSURANCE COMPANY 008841840 6703 $4.92 2026-03-01 $4.95 2025-03-01 -0.61%
ALLMERICA FINANCIAL BENEFIT INSURANCE COMPANY 008841840 6704 $3.06 2026-03-01 $3.08 2025-03-01 -0.65%
ALLMERICA FINANCIAL BENEFIT INSURANCE COMPANY 008841840 6824 $3.57 2026-03-01 $4.03 2025-03-01 -12.89%
ALLMERICA FINANCIAL BENEFIT INSURANCE COMPANY 008841840 6825 $1.21 2026-03-01 $1.37 2025-03-01 -13.22%
ALLMERICA FINANCIAL BENEFIT INSURANCE COMPANY 008841840 6826 $1.83 2026-03-01 $2.1 2025-03-01 -14.75%
ALLMERICA FINANCIAL BENEFIT INSURANCE COMPANY 008841840 6834 $1.75 2026-03-01 $1.69 2025-03-01 3.43%
ALLMERICA FINANCIAL BENEFIT INSURANCE COMPANY 008841840 6835 $2.22 2026-03-01 $2.17 2025-03-01 2.25%
ALLMERICA FINANCIAL BENEFIT INSURANCE COMPANY 008841840 6836 $2.01 2026-03-01 $2.06 2025-03-01 -2.49%
ALLMERICA FINANCIAL BENEFIT INSURANCE COMPANY 008841840 6845 $0 2026-03-01 $0 2025-03-01 0%
ALLMERICA FINANCIAL BENEFIT INSURANCE COMPANY 008841840 6872 $4.41 2026-03-01 $4.98 2025-03-01 -12.93%
ALLMERICA FINANCIAL BENEFIT INSURANCE COMPANY 008841840 6874 $5.04 2026-03-01 $6.3 2025-03-01 -25%
ALLMERICA FINANCIAL BENEFIT INSURANCE COMPANY 008841840 6882 $2.05 2026-03-01 $2.17 2025-03-01 -5.85%
ALLMERICA FINANCIAL BENEFIT INSURANCE COMPANY 008841840 6884 $3.73 2026-03-01 $3.72 2025-03-01 0.27%
ALLMERICA FINANCIAL BENEFIT INSURANCE COMPANY 008841840 7016 $2.31 2026-03-01 $2.15 2025-03-01 6.93%