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 26 - 50 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 1016 $11.76 2026-03-01 $12.75 2025-03-01 -8.42%
ALLMERICA FINANCIAL BENEFIT INSURANCE COMPANY 008841840 1164 $4.07 2026-03-01 $3.94 2025-03-01 3.19%
ALLMERICA FINANCIAL BENEFIT INSURANCE COMPANY 008841840 1165 $2.25 2026-03-01 $2.17 2025-03-01 3.56%
ALLMERICA FINANCIAL BENEFIT INSURANCE COMPANY 008841840 1320 $1.18 2026-03-01 $1.17 2025-03-01 0.85%
ALLMERICA FINANCIAL BENEFIT INSURANCE COMPANY 008841840 1322 $6.07 2026-03-01 $5.53 2025-03-01 8.9%
ALLMERICA FINANCIAL BENEFIT INSURANCE COMPANY 008841840 1430 $4.39 2026-03-01 $4.21 2025-03-01 4.1%
ALLMERICA FINANCIAL BENEFIT INSURANCE COMPANY 008841840 1438 $5.31 2026-03-01 $4.97 2025-03-01 6.4%
ALLMERICA FINANCIAL BENEFIT INSURANCE COMPANY 008841840 1452 $2.04 2026-03-01 $2.13 2025-03-01 -4.41%
ALLMERICA FINANCIAL BENEFIT INSURANCE COMPANY 008841840 1463 $7.41 2026-03-01 $7.61 2025-03-01 -2.7%
ALLMERICA FINANCIAL BENEFIT INSURANCE COMPANY 008841840 1472 $2.92 2026-03-01 $2.7 2025-03-01 7.53%
ALLMERICA FINANCIAL BENEFIT INSURANCE COMPANY 008841840 1624 $2.5 2026-03-01 $2.47 2025-03-01 1.2%
ALLMERICA FINANCIAL BENEFIT INSURANCE COMPANY 008841840 1642 $3.52 2026-03-01 $2.97 2025-03-01 15.63%
ALLMERICA FINANCIAL BENEFIT INSURANCE COMPANY 008841840 1654 $4.04 2026-03-01 $3.54 2025-03-01 12.38%
ALLMERICA FINANCIAL BENEFIT INSURANCE COMPANY 008841840 1699 $2.39 2026-03-01 $2.38 2025-03-01 0.42%
ALLMERICA FINANCIAL BENEFIT INSURANCE COMPANY 008841840 1701 $2.48 2026-03-01 $2.3 2025-03-01 7.26%
ALLMERICA FINANCIAL BENEFIT INSURANCE COMPANY 008841840 1710 $2.65 2026-03-01 $2.56 2025-03-01 3.4%
ALLMERICA FINANCIAL BENEFIT INSURANCE COMPANY 008841840 1747 $3.01 2026-03-01 $2.85 2025-03-01 5.32%
ALLMERICA FINANCIAL BENEFIT INSURANCE COMPANY 008841840 1748 $4.31 2026-03-01 $4.43 2025-03-01 -2.78%
ALLMERICA FINANCIAL BENEFIT INSURANCE COMPANY 008841840 1803 $4.59 2026-03-01 $5.04 2025-03-01 -9.8%
ALLMERICA FINANCIAL BENEFIT INSURANCE COMPANY 008841840 1924 $2.91 2026-03-01 $2.43 2025-03-01 16.49%
ALLMERICA FINANCIAL BENEFIT INSURANCE COMPANY 008841840 1925 $2.44 2026-03-01 $2.44 2025-03-01 0%
ALLMERICA FINANCIAL BENEFIT INSURANCE COMPANY 008841840 2002 $3.03 2026-03-01 $2.9 2025-03-01 4.29%
ALLMERICA FINANCIAL BENEFIT INSURANCE COMPANY 008841840 2003 $3 2026-03-01 $2.85 2025-03-01 5%
ALLMERICA FINANCIAL BENEFIT INSURANCE COMPANY 008841840 2014 $3.93 2026-03-01 $3.81 2025-03-01 3.05%
ALLMERICA FINANCIAL BENEFIT INSURANCE COMPANY 008841840 2016 $2.54 2026-03-01 $2.34 2025-03-01 7.87%