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 276 - 300 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 5102 $4.29 2026-03-01 $4.11 2025-03-01 4.2%
ALLMERICA FINANCIAL BENEFIT INSURANCE COMPANY 008841840 5146 $2.97 2026-03-01 $3.13 2025-03-01 -5.39%
ALLMERICA FINANCIAL BENEFIT INSURANCE COMPANY 008841840 5160 $1.49 2026-03-01 $1.46 2025-03-01 2.01%
ALLMERICA FINANCIAL BENEFIT INSURANCE COMPANY 008841840 5183 $2.29 2026-03-01 $2.27 2025-03-01 0.87%
ALLMERICA FINANCIAL BENEFIT INSURANCE COMPANY 008841840 5188 $2.32 2026-03-01 $2.14 2025-03-01 7.76%
ALLMERICA FINANCIAL BENEFIT INSURANCE COMPANY 008841840 5190 $1.97 2026-03-01 $1.82 2025-03-01 7.61%
ALLMERICA FINANCIAL BENEFIT INSURANCE COMPANY 008841840 5191 $0.71 2026-03-01 $0.69 2025-03-01 2.82%
ALLMERICA FINANCIAL BENEFIT INSURANCE COMPANY 008841840 5192 $2.55 2026-03-01 $2.44 2025-03-01 4.31%
ALLMERICA FINANCIAL BENEFIT INSURANCE COMPANY 008841840 5213 $3.64 2026-03-01 $3.6 2025-03-01 1.1%
ALLMERICA FINANCIAL BENEFIT INSURANCE COMPANY 008841840 5215 $4 2026-03-01 $3.9 2025-03-01 2.5%
ALLMERICA FINANCIAL BENEFIT INSURANCE COMPANY 008841840 5221 $2.83 2026-03-01 $3.07 2025-03-01 -8.48%
ALLMERICA FINANCIAL BENEFIT INSURANCE COMPANY 008841840 5222 $5.03 2026-03-01 $4.89 2025-03-01 2.78%
ALLMERICA FINANCIAL BENEFIT INSURANCE COMPANY 008841840 5223 $2.61 2026-03-01 $2.67 2025-03-01 -2.3%
ALLMERICA FINANCIAL BENEFIT INSURANCE COMPANY 008841840 5348 $2.74 2026-03-01 $2.61 2025-03-01 4.74%
ALLMERICA FINANCIAL BENEFIT INSURANCE COMPANY 008841840 5402 $3.81 2026-03-01 $3.79 2025-03-01 0.52%
ALLMERICA FINANCIAL BENEFIT INSURANCE COMPANY 008841840 5403 $3.42 2026-03-01 $3.26 2025-03-01 4.68%
ALLMERICA FINANCIAL BENEFIT INSURANCE COMPANY 008841840 5437 $3.2 2026-03-01 $3.57 2025-03-01 -11.56%
ALLMERICA FINANCIAL BENEFIT INSURANCE COMPANY 008841840 5443 $2.22 2026-03-01 $2.06 2025-03-01 7.21%
ALLMERICA FINANCIAL BENEFIT INSURANCE COMPANY 008841840 5445 $3.43 2026-03-01 $3.16 2025-03-01 7.87%
ALLMERICA FINANCIAL BENEFIT INSURANCE COMPANY 008841840 5462 $3.59 2026-03-01 $3.53 2025-03-01 1.67%
ALLMERICA FINANCIAL BENEFIT INSURANCE COMPANY 008841840 5472 $5.08 2026-03-01 $5.22 2025-03-01 -2.76%
ALLMERICA FINANCIAL BENEFIT INSURANCE COMPANY 008841840 5473 $5.24 2026-03-01 $5.31 2025-03-01 -1.34%
ALLMERICA FINANCIAL BENEFIT INSURANCE COMPANY 008841840 5474 $3.86 2026-03-01 $3.85 2025-03-01 0.26%
ALLMERICA FINANCIAL BENEFIT INSURANCE COMPANY 008841840 5478 $2.85 2026-03-01 $2.95 2025-03-01 -3.51%
ALLMERICA FINANCIAL BENEFIT INSURANCE COMPANY 008841840 5479 $4.36 2026-03-01 $4.39 2025-03-01 -0.69%