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 226 - 250 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 4352 $1.35 2026-07-01 $1.34 2025-05-01 0.74%
HARTFORD CASUALTY INSURANCE CO 009129424 4361 $0.54 2026-07-01 $0.56 2025-05-01 -3.7%
HARTFORD CASUALTY INSURANCE CO 009129424 4410 $2.63 2026-07-01 $2.68 2025-05-01 -1.9%
HARTFORD CASUALTY INSURANCE CO 009129424 4420 $2.8 2026-07-01 $2.6 2025-05-01 7.14%
HARTFORD CASUALTY INSURANCE CO 009129424 4431 $0.94 2026-07-01 $0.94 2025-05-01 0%
HARTFORD CASUALTY INSURANCE CO 009129424 4432 $1.32 2026-07-01 $1.19 2025-05-01 9.85%
HARTFORD CASUALTY INSURANCE CO 009129424 4452 $2.11 2026-07-01 $2.1 2025-05-01 0.47%
HARTFORD CASUALTY INSURANCE CO 009129424 4459 $2.21 2026-07-01 $2.01 2025-05-01 9.05%
HARTFORD CASUALTY INSURANCE CO 009129424 4470 $2.17 2026-07-01 $2 2025-05-01 7.83%
HARTFORD CASUALTY INSURANCE CO 009129424 4484 $2.39 2026-07-01 $2.33 2025-05-01 2.51%
HARTFORD CASUALTY INSURANCE CO 009129424 4493 $1.82 2026-07-01 $1.92 2025-05-01 -5.49%
HARTFORD CASUALTY INSURANCE CO 009129424 4511 $0.33 2026-07-01 $0.3 2025-05-01 9.09%
HARTFORD CASUALTY INSURANCE CO 009129424 4557 $2.24 2026-07-01 $2.12 2025-05-01 5.36%
HARTFORD CASUALTY INSURANCE CO 009129424 4558 $1.68 2026-07-01 $1.54 2025-05-01 8.33%
HARTFORD CASUALTY INSURANCE CO 009129424 4568 $2.5 2026-07-01 $2.56 2025-05-01 -2.4%
HARTFORD CASUALTY INSURANCE CO 009129424 4581 $1 2026-07-01 $1.07 2025-05-01 -7%
HARTFORD CASUALTY INSURANCE CO 009129424 4583 $4.33 2026-07-01 $4.41 2025-05-01 -1.85%
HARTFORD CASUALTY INSURANCE CO 009129424 4611 $0.86 2026-07-01 $0.87 2025-05-01 -1.16%
HARTFORD CASUALTY INSURANCE CO 009129424 4635 $2.32 2026-07-01 $2.05 2025-05-01 11.64%
HARTFORD CASUALTY INSURANCE CO 009129424 4653 $1.89 2026-07-01 $1.8 2025-05-01 4.76%
HARTFORD CASUALTY INSURANCE CO 009129424 4665 $6.87 2026-07-01 $6.66 2025-05-01 3.06%
HARTFORD CASUALTY INSURANCE CO 009129424 4683 $4.98 2026-07-01 $4.66 2025-05-01 6.43%
HARTFORD CASUALTY INSURANCE CO 009129424 4686 $2.05 2026-07-01 $1.84 2025-05-01 10.24%
HARTFORD CASUALTY INSURANCE CO 009129424 4692 $0.69 2026-07-01 $0.71 2025-05-01 -2.9%
HARTFORD CASUALTY INSURANCE CO 009129424 4693 $1.09 2026-07-01 $1.07 2025-05-01 1.83%