Filing a Workplace Harassment Complaint in Illinois

Reviewed by DocDraft Legal Team - Illinois - Last updated September 15, 2026

If you are being harassed at work in Illinois, the clock you are working against is almost certainly longer than the one you have read about. Public Act 103-0973 took effect on January 1, 2025 and rewrote 775 ILCS 5/7A-102(A)(1) so that a charge may be filed with the Illinois Department of Human Rights "within 2 years after the date that a civil rights violation allegedly has been committed." The enrolled Act shows the change on its face as a strike and insert, with 2 years put in and 300 calendar days taken out. Nearly every guide still in circulation says 180 or 300 days, and a worker who believes one of those numbers may abandon a claim that is still alive. The 300-day figure that does survive in the statute sits in a different subsection, 7A-102(A-1)(1), and it governs only when a charge filed with the EEOC counts as filed with IDHR on the same date. It is a cross-filing rule, not the IDHR deadline. Filing matters in Illinois for a second reason. Under 775 ILCS 5/8-111(D), "no court of this state shall have jurisdiction over the subject of an alleged civil rights violation other than as set forth in this Act," so an IDHR charge is not optional paperwork you can skip on the way to court. It is the gateway. Coverage is wider than federal law as well: 775 ILCS 5/2-101(B)(1) reaches an employer with one or more employees, subject to a 20 week condition that does not apply to sexual harassment claims, against the 15 that Title VII requires, so a worker at a small Illinois company can have a full state claim and no federal one. If the conduct involves assault, threats or stalking, treat it as an emergency, contact law enforcement, and speak with an Illinois employment lawyer.

Find out where you stand in Illinois

Where are you with the harassment complaint?

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How long do I have to file a workplace harassment complaint in Illinois?

Two years. 775 ILCS 5/7A-102(A)(1), as amended by Public Act 103-0973 effective January 1, 2025, provides that within 2 years after the date that a civil rights violation allegedly has been committed, a charge in writing under oath or affirmation may be filed with the Illinois Department of Human Rights. The clock runs from the date of the act you are complaining about, not from the date you learned it was unlawful and not from the date you left the job. This replaced a 300-day period, and the enrolled Act shows that substitution on its face. If your federal rights matter to you as well, the EEOC deadline is separate and shorter, so do not let the longer state period delay a federal filing.

Do I have to file with the Illinois Department of Human Rights before I can sue in Illinois?

Yes. Illinois requires exhaustion, and it is written as a limit on the courts rather than as a procedural nicety. 775 ILCS 5/8-111(D) provides that except as otherwise provided by law, no court of this state shall have jurisdiction over the subject of an alleged civil rights violation other than as set forth in the Act. Practically, that means the IDHR charge comes first and the court claim depends on it. Unlike Title VII, Illinois has no mechanism to simply request a right-to-sue letter; your route to court opens when IDHR issues its determination under 7A-102(D), or when IDHR has not reported within 365 days and 7A-102(G)(2) lets you proceed.

I keep reading that the Illinois deadline is 300 days. Is that wrong?

For the IDHR charge deadline, yes, it is now wrong. 300 days was the figure until Public Act 103-0973 took effect on January 1, 2025, and a great many guides, handbooks and policy documents have not been updated. The number still appears in the Illinois Human Rights Act, but in a different subsection with a different job: 7A-102(A-1)(1) provides that a charge filed with the EEOC within 300 calendar days is deemed filed with IDHR on the date it was filed with the EEOC. That protects people who go to the federal agency first. It is not the deadline for filing directly with IDHR, which is 2 years.

The state charge deadline changed on January 1, 2025, and most of what is published about it is now out of date.

Illinois is an exhaustion state, and the rule has teeth. You must file a charge with the Illinois Department of Human Rights before an Illinois court can hear a civil rights claim, because 775 ILCS 5/8-111(D) provides that no court of this state has jurisdiction over the subject of an alleged civil rights violation other than as set forth in the Act. There is no Illinois equivalent of asking for a right-to-sue letter on demand the way you can federally. Your exit to court opens when IDHR issues its determination or when the 365-day delay provision is triggered.

Relevant Laws

Two-Year Charge Deadline, 775 ILCS 5/7A-102(A)(1)

A charge may be filed with the Illinois Department of Human Rights within 2 years after the date that a civil rights violation allegedly has been committed. Public Act 103-0973, effective January 1, 2025, replaced the prior 300-calendar-day period. The clock runs from commission of the act; the employment provision contains none of the "or terminated" language found in the housing provision at 7B-102(A)(1).

EEOC Cross-Filing Rule, 775 ILCS 5/7A-102(A-1)(1)

A charge filed with the EEOC within 300 calendar days is deemed filed with IDHR on the EEOC filing date. This is the reason 300 days still appears in the Illinois Human Rights Act, and it is a cross-filing protection rather than the state filing deadline. Do not use it to calculate your IDHR deadline.

Exclusive Jurisdiction and Exhaustion, 775 ILCS 5/8-111(D)

No court of this state shall have jurisdiction over the subject of an alleged civil rights violation other than as set forth in the Act. Exhaustion through IDHR is therefore a condition of the court's power to hear the case, not an optional first step, and Illinois has no on-demand right-to-sue request of the kind Title VII provides.

Employer Coverage at One Employee, 775 ILCS 5/2-101(B)(1)

Employer includes any person employing one or more employees within Illinois during 20 or more calendar weeks within the calendar year of or preceding the alleged violation. Subclause (b) removes the 20-week condition where the complaint alleges sexual harassment, pregnancy, or disability. Title VII requires 15 employees, so a small Illinois employer may be covered by state law only.

Harassment and Working Environment Definitions, 775 ILCS 5/2-101(E) and (E-1)

Illinois defines sexual harassment at 2-101(E) and standalone harassment at 2-101(E-1). Both definitions state that the phrase working environment is not limited to a physical location an employee is assigned to perform his or her duties, which means conduct is not outside the definitions merely because it happened away from a physical worksite.

Regional Variances

How Illinois differs

The deadline is 2 years, and it runs from

The deadline is 2 years, and it runs from the date the violation was committed. 775 ILCS 5/7A-102(A)(1), as amended by Public Act 103-0973 effective January 1, 2025, allows a charge to be filed within 2 years after the date that a civil rights violation allegedly has been committed. That is more than double the old 300-day period and far longer than the federal window. Sources published before 2025, and many published since, still carry the old number.

If you see 300 days in an Illinois statute

If you see 300 days in an Illinois statute, check which subsection you are reading. The number is still in the Human Rights Act, at 7A-102(A-1)(1), where it provides that a charge filed with the EEOC within 300 calendar days is deemed filed with IDHR on the EEOC filing date. That is a cross-filing protection, and treating it as the state deadline would cut 430 days off the period you actually have.

Watch the trigger event, because Illinois wrote the employment

Watch the trigger event, because Illinois wrote the employment provision narrowly. The clock in 7A-102(A)(1) runs from the date the violation was committed. The housing provision at 7B-102(A)(1) runs from the date a violation "has been committed or terminated," but that extra language is not in the employment section, so do not assume a continuing course of conduct restarts the period. Whether the new 2-year period reaches conduct that was already time-barred under the old 300-day rule before January 1, 2025 is not answered in the statute, which is a question for a lawyer rather than an assumption.

Suggested Compliance Checklist

Annual Training Mandate, 775 ILCS 5/2-109(C)

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Every employer with employees working in Illinois must use the IDHR model sexual harassment prevention training program or an equivalent of its own, and must provide it at least once a year to all employees. Restaurants and bars carry an additional mandate at 775 ILCS 5/2-110. Enforcement runs through a notice to show cause and a civil penalty under 775 ILCS 5/8-109.1.

File the Charge with the Illinois Department of Human Rights, 775 ILCS 5/7-101(B)

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IDHR is the agency that issues, receives, investigates, conciliates, settles and dismisses charges under the Act. The charge must be in writing under oath or affirmation. Note that IDHR investigates while the separate Illinois Human Rights Commission adjudicates, so the two bodies do different jobs at different stages.

Elect Commission or Circuit Court Within 90 Days, 775 ILCS 5/7A-102(D)(3) and (D)(4)

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After a finding of no substantial evidence you have 90 days to seek Commission review or file in circuit court; after a finding of substantial evidence you have 90 days to elect between a Commission complaint and a circuit court action. The election is irrevocable, so choosing the Commission forecloses a later circuit court action on the same charge.

365-Day Agency Delay Opt-Out, 775 ILCS 5/7A-102(G)(2)

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If IDHR has not issued its report within 365 days of the charge, you have 90 days to file a complaint with the Illinois Human Rights Commission or to commence a civil action. This is the route out when the investigation stalls, and the 90-day window is short enough that the 365-day mark is worth diarising when you file.

Frequently Asked Questions

Very likely, which is the biggest practical difference from federal law. 775 ILCS 5/2-101(B)(1)(a) defines employer to include any person employing one or more employees within Illinois during 20 or more calendar weeks within the calendar year of or preceding the alleged violation. Subclause (b) goes further and drops the 20-week condition entirely where the complaint alleges sexual harassment, pregnancy, or disability, so for a sexual harassment charge one employee is enough with no duration requirement. Title VII, by contrast, needs 15 employees. A worker at a three-person Illinois company may have no federal claim at all and a full state claim.

A charge filed after the 2-year period is outside what 7A-102(A)(1) allows, and because 775 ILCS 5/8-111(D) makes the Act the only route into an Illinois court for a civil rights violation, losing the charge generally closes the state claim rather than just the agency door. That is the opposite of how it works in some states, where an agency deadline is optional. Whether any exception applies to your situation is a question worth putting to an employment lawyer quickly rather than assuming. Note also that a separate federal claim may still be alive or already gone on its own timetable, since the EEOC period is much shorter.

Yes, and the statute is built for it. Illinois is a deferral state, meaning it has its own fair employment agency, so the Title VII charge period extends from 180 days to 300 days from the discriminatory act. 775 ILCS 5/7A-102(A-1)(1) then provides that a charge filed with the EEOC within 300 calendar days is deemed filed with IDHR on the EEOC filing date, which protects your state filing while the federal charge proceeds. The reverse timing is where people get caught: filing with IDHR in month twenty is timely under state law but long past the federal window. Title VII also applies only to employers with 15 or more employees.

Illinois answers this in the statute rather than leaving it to case law, which is unusual. The definitions of both sexual harassment at 775 ILCS 5/2-101(E) and harassment at 2-101(E-1) each close with the sentence that for purposes of the definition, the phrase working environment is not limited to a physical location an employee is assigned to perform his or her duties. Because the sentence appears in both definitions, it governs sexual and non-sexual hostile environment claims alike. For a remote or hybrid worker, that means conduct in a work chat, on a video call or in work-related messages is not excluded simply because nobody was in a building together.

Almost certainly. 775 ILCS 5/2-109(C) requires every employer with employees working in Illinois to use the model sexual harassment prevention training program created by the Department or to run its own program meeting or exceeding the statutory minimum standards, and to provide that training at least once a year to all employees. There is no headcount floor and it is not limited to supervisors. Public-sector employers subject to Section 5-10.5 of the State Officials and Employees Ethics Act follow that Act instead, and restaurants and bars have an additional industry mandate at 775 ILCS 5/2-110. Whether you were trained is worth noting in your records.

The Illinois list is longer. 775 ILCS 5/1-103(Q) defines unlawful discrimination by actual or perceived race, color, religion, national origin, ancestry, age, sex, marital status, order of protection status, disability, military status, sexual orientation, pregnancy, reproductive health decisions, or unfavorable discharge from military service, and 2-102(A) adds citizenship status, work authorization status and family responsibilities. Two structural points follow. The words actual or perceived are in the definition itself, so harassment based on a status someone wrongly assumes you have is covered on the face of the statute. And 2-101(E-1) defines standalone harassment separately from sexual harassment, giving non-sexual hostile environment claims an express statutory hook.

Two different bodies handle the two halves. IDHR investigates, conciliates, settles and dismisses charges under 775 ILCS 5/7-101(B); the separate Illinois Human Rights Commission adjudicates complaints under 775 ILCS 5/8-101 and following. When IDHR finishes, you get a determination, and each outcome opens a 90-day window: 7A-102(D)(3) after a finding of no substantial evidence, and 7A-102(D)(4) after a finding of substantial evidence. In each case you choose between filing with the Commission and filing in circuit court, and the choice is final. If IDHR has not issued a report within 365 days, 7A-102(G)(2) gives you 90 days to move to the Commission or start a civil action on your own.

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