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 549

Company name Sort descending NAIC Class Code Current Rate Current Effective Date Previous Rate Previous Effective Date % of Rate change
HARTFORD INSURANCE COMPANY OF ILLINOIS 009138288 1438 $4.27 2026-07-01 $3.99 2025-05-01 6.56%
HARTFORD INSURANCE COMPANY OF ILLINOIS 009138288 1452 $1.64 2026-07-01 $1.71 2025-05-01 -4.27%
HARTFORD INSURANCE COMPANY OF ILLINOIS 009138288 1463 $5.95 2026-07-01 $6.12 2025-05-01 -2.86%
HARTFORD INSURANCE COMPANY OF ILLINOIS 009138288 1472 $2.34 2026-07-01 $2.17 2025-05-01 7.26%
HARTFORD INSURANCE COMPANY OF ILLINOIS 009138288 1624 $2.01 2026-07-01 $1.98 2025-05-01 1.49%
HARTFORD INSURANCE COMPANY OF ILLINOIS 009138288 1642 $2.83 2026-07-01 $2.39 2025-05-01 15.55%
HARTFORD INSURANCE COMPANY OF ILLINOIS 009138288 1654 $3.25 2026-07-01 $2.84 2025-05-01 12.62%
HARTFORD INSURANCE COMPANY OF ILLINOIS 009138288 1699 $1.92 2026-07-01 $1.92 2025-05-01 0%
HARTFORD INSURANCE COMPANY OF ILLINOIS 009138288 1701 $1.99 2026-07-01 $1.85 2025-05-01 7.04%
HARTFORD INSURANCE COMPANY OF ILLINOIS 009138288 1710 $2.13 2026-07-01 $2.06 2025-05-01 3.29%
HARTFORD INSURANCE COMPANY OF ILLINOIS 009138288 1747 $2.42 2026-07-01 $2.29 2025-05-01 5.37%
HARTFORD INSURANCE COMPANY OF ILLINOIS 009138288 1748 $3.46 2026-07-01 $3.56 2025-05-01 -2.89%
HARTFORD INSURANCE COMPANY OF ILLINOIS 009138288 1803 $3.68 2026-07-01 $4.05 2025-05-01 -10.05%
HARTFORD INSURANCE COMPANY OF ILLINOIS 009138288 1924 $2.34 2026-07-01 $1.95 2025-05-01 16.67%
HARTFORD INSURANCE COMPANY OF ILLINOIS 009138288 1925 $1.96 2026-07-01 $1.96 2025-05-01 0%
HARTFORD INSURANCE COMPANY OF ILLINOIS 009138288 2002 $2.43 2026-07-01 $2.33 2025-05-01 4.12%
HARTFORD INSURANCE COMPANY OF ILLINOIS 009138288 2003 $2.41 2026-07-01 $2.29 2025-05-01 4.98%
HARTFORD INSURANCE COMPANY OF ILLINOIS 009138288 2014 $3.16 2026-07-01 $3.06 2025-05-01 3.16%
HARTFORD INSURANCE COMPANY OF ILLINOIS 009138288 2016 $2.03 2026-07-01 $1.88 2025-05-01 7.39%
HARTFORD INSURANCE COMPANY OF ILLINOIS 009138288 2021 $1.8 2026-07-01 $1.8 2025-05-01 0%
HARTFORD INSURANCE COMPANY OF ILLINOIS 009138288 2039 $2.09 2026-07-01 $2.15 2025-05-01 -2.87%
HARTFORD INSURANCE COMPANY OF ILLINOIS 009138288 2041 $1.71 2026-07-01 $1.76 2025-05-01 -2.92%
HARTFORD INSURANCE COMPANY OF ILLINOIS 009138288 2065 $1.24 2026-07-01 $1.24 2025-05-01 0%
HARTFORD INSURANCE COMPANY OF ILLINOIS 009138288 2070 $2.98 2026-07-01 $2.82 2025-05-01 5.37%
HARTFORD INSURANCE COMPANY OF ILLINOIS 009138288 2081 $2.84 2026-07-01 $3.11 2025-05-01 -9.51%