Illinois Workers' Compensation Laws
Illinois's workers' compensation system covers all employers regardless of size. The system is no-fault, and employees have the right to choose 2 personal physicians (referrals from each are also covered). Temporary total disability benefits pay 66 2/3% of average weekly wage. Claims must generally be filed within 3 years of the injury or 2 years from the last payment of compensation.
Last verified: 2026-02-25
Statute of Limitations
You should report the injury as soon as practicable, but no later than 45 days after the accident. A formal claim must be filed within 3 years of the injury date (if no compensation paid) or 2 years from the last payment of compensation, whichever is later.
Filing Requirements
Report the injury to your employer as soon as practicable, but no later than 45 days after the accident. Prompt reporting is critical to preserving your claim.
If benefits are denied or disputed, file a claim with the Illinois Workers' Compensation Commission (IWCC) within 3 years of the injury date.
Key Illinois Statutes
All employers in Illinois are required to carry workers' compensation insurance, regardless of the number of employees. Coverage applies regardless of immigration status.
Temporary total disability (TTD) benefits pay 66 2/3% of average weekly wage. Temporary partial disability (TPD) pays 66 2/3% of the wage difference. Permanent partial disability (PPD) pays 60% of AWW multiplied by weeks per schedule. Permanent total disability (PTD) pays 66 2/3% for life.
Employees have the right to 2 choices of personal physicians. Referrals from each chosen physician are covered by the employer/insurer. The employer may require an examination by its own physician.
Employers cannot discharge, threaten, or discriminate against an employee for exercising rights under the Workers' Compensation Act or filing a claim. Remedies include reinstatement, back pay, and attorney's fees.
Official Sources
Not Legal Advice
This page summarizes publicly available statutes and rules for informational purposes only. It does not constitute legal advice, and no attorney-client relationship is created by viewing this content. Laws change — always verify with the primary source or consult a licensed attorney in Illinois.
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