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Harassment prevention and training in Illinois.

Illinois harassment prevention: mandatory training thresholds, poster and complaint procedures, and the deadline structure supervisors must meet.

What changes in Illinois

  • State posture: Equal Pay Act amendments effective 2025 require pay scale and benefits in postings.. Employers with 15+ workers may not inquire about criminal history until after the candidate is selected for an interview or, where no interview occurs, until after a conditional offer.
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Practitioner steps for Illinois

  1. Step 1. Confirm whether Illinois mandates supervisor and employee harassment training (states like CA, NY, CT, IL, DE, ME, WA have specific thresholds).
  2. Step 2. Post the required IL anti-discrimination notice and internal complaint procedure in every workplace.
  3. Step 3. Investigate every complaint promptly using a documented process — the Investigator Mode in Ask HR AI produces a defensible memo.
  4. Step 4. Retain training records for at least the statute of limitations period in Illinois.

Applicable Illinois statutes and references

  • 820 ILCS 75 (JOQAA)
  • 820 ILCS 112
  • 820 ILCS 55
  • 20 ILCS 2630/5.2
  • 15 U.S.C. §1681 et seq. (federal FCRA)

Frequently asked (federal + Illinois overlay)

Which states require harassment prevention training?

California, New York, Illinois, Connecticut, Delaware, Maine, and Washington all mandate sexual harassment training on defined schedules — most on a 1- or 2-year cycle for supervisors and often for all employees.

How often must California employers train?

Every two years, with new hires trained within six months. Supervisors need 2 hours; non-supervisors need 1 hour.

What is the Faragher/Ellerth defense?

An affirmative defense available to employers who exercised reasonable care to prevent and correct harassment and where the employee unreasonably failed to use the complaint process.

Related Illinois topics

Same topic in another state

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Ask HR AI is not legal advice. Confirm any final answers or suggested actions with your employment legal counsel before acting on them.