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 451 - 475 of 549

Company name Sort descending NAIC Class Code Current Rate Current Effective Date Previous Rate Previous Effective Date % of Rate change
HARTFORD CASUALTY INSURANCE CO 009129424 8350 $4.85 2026-07-01 $4.97 2025-05-01 -2.47%
HARTFORD CASUALTY INSURANCE CO 009129424 8353 $4.17 2026-07-01 $3.53 2025-05-01 15.35%
HARTFORD CASUALTY INSURANCE CO 009129424 8370 $3.34 2026-07-01 $3.41 2025-05-01 -2.1%
HARTFORD CASUALTY INSURANCE CO 009129424 8381 $1.7 2026-07-01 $1.59 2025-05-01 6.47%
HARTFORD CASUALTY INSURANCE CO 009129424 8385 $1.98 2026-07-01 $1.72 2025-05-01 13.13%
HARTFORD CASUALTY INSURANCE CO 009129424 8387 $1.92 2026-07-01 $1.99 2025-05-01 -3.65%
HARTFORD CASUALTY INSURANCE CO 009129424 8391 $1.7 2026-07-01 $1.75 2025-05-01 -2.94%
HARTFORD CASUALTY INSURANCE CO 009129424 8392 $1.65 2026-07-01 $1.7 2025-05-01 -3.03%
HARTFORD CASUALTY INSURANCE CO 009129424 8393 $1.23 2026-07-01 $1.27 2025-05-01 -3.25%
HARTFORD CASUALTY INSURANCE CO 009129424 8500 $3.84 2026-07-01 $3.69 2025-05-01 3.91%
HARTFORD CASUALTY INSURANCE CO 009129424 8601 $0.18 2026-07-01 $0.18 2025-05-01 0%
HARTFORD CASUALTY INSURANCE CO 009129424 8602 $1.09 2026-07-01 $1.01 2025-05-01 7.34%
HARTFORD CASUALTY INSURANCE CO 009129424 8603 $0.04 2026-07-01 $0.06 2025-05-01 -50%
HARTFORD CASUALTY INSURANCE CO 009129424 8606 $1.07 2026-07-01 $1.18 2025-05-01 -10.28%
HARTFORD CASUALTY INSURANCE CO 009129424 8709 $1.51 2026-07-01 $1.89 2025-05-01 -25.17%
HARTFORD CASUALTY INSURANCE CO 009129424 8719 $1.29 2026-07-01 $1.33 2025-05-01 -3.1%
HARTFORD CASUALTY INSURANCE CO 009129424 8720 $0.73 2026-07-01 $0.75 2025-05-01 -2.74%
HARTFORD CASUALTY INSURANCE CO 009129424 8721 $0.19 2026-07-01 $0.2 2025-05-01 -5.26%
HARTFORD CASUALTY INSURANCE CO 009129424 8723 $0.06 2026-07-01 $0.08 2025-05-01 -33.33%
HARTFORD CASUALTY INSURANCE CO 009129424 8725 $1.73 2026-07-01 $1.44 2025-05-01 16.76%
HARTFORD CASUALTY INSURANCE CO 009129424 8726 $0.75 2026-07-01 $0.89 2025-05-01 -18.67%
HARTFORD CASUALTY INSURANCE CO 009129424 8728 $0.35 2026-07-01 $0.38 2025-05-01 -8.57%
HARTFORD CASUALTY INSURANCE CO 009129424 8734 $0.26 2026-07-01 $0.26 2025-05-01 0%
HARTFORD CASUALTY INSURANCE CO 009129424 8737 $0.23 2026-07-01 $0.23 2025-05-01 0%
HARTFORD CASUALTY INSURANCE CO 009129424 8738 $0.42 2026-07-01 $0.41 2025-05-01 2.38%