ILCS » Chapter 740 · Act 174
Illinois Compiled Statutes

740 ILCS 174/10 (2026)

Certain policies prohibited

✓ current as of May 2026
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(740 ILCS 174/10)
    Sec. 10. Certain policies prohibited. An employer may not make, adopt, or enforce any rule, regulation, or policy preventing an employee from disclosing information to a government or law enforcement agency if the employee has reasonable cause to believe that the information discloses a violation of a State or federal law, rule, or regulation.
(Source: P.A. 93-544, eff. 1-1-04.)

    
Notes of Decisions
Cited in 7 cases (2 in the last 5 years), 2012–2024 · leading case: Diadenko v. Folino, 890 F. Supp. 2d 975 (N.D. Ill. 2012).
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Diadenko v. Folino, 890 F. Supp. 2d 975 (N.D. Ill. 2012). · cites it 2× “4c(b) (Count IV); 740 ILCS 174/10 and 174/20 (Count V). Section 34-2.”
Roberts v. Bd. of Trs. of Cmty. Coll. Dist. No. 508, 2019 IL 123594 (Ill. 2019). “740 ILCS 174/10, 15, 20, 20.1, 20.2 (West 2014).”
Coffey v. DSW Shoe Warehouse, Inc., 145 F. Supp. 3d 771 (N.D. Ill. 2015). “The IWA also prohibits an employer from enforcing any policy “preventing an employee from disclosing information to a government or law enforcement agency” if the employee reasonably believes that the information discloses a violation of state or'federal law.”
Roberts v. Bd. of Trs. of Cmty. Coll. Dist. No. 508, 2019 IL 123594 (Ill. 2019). “740 ILCS 174/10, 15, 20, 20.1, 20.2 (West 2014).”
Twin City Fire Ins. Co. v. Rodriguez (C.D. Ill. 2021). “Compare 740 ILCS 174/10 Whistleblower Act (“An employer may not make, adopt, or enforce any rule, regulation, or policy preventing an employee from disclosing information to a government or law enforcement agency if the employee has reasonable cause to believe that the…”
Marshall v. Island Lake, Vlg of (N.D. Ill. 2019). “§ 1983 ; (3) retaliation in violation of the Illinois Whistleblower Act, 740 ILCS 174/10 et seq.; (4) common law retaliatory discharge; and (5) common law defamation per se.”
Strzykalski v. Bd. of Educ. of Summit Hill Sch. Dist. 161 (N.D. Ill. 2024). “740 ILCS 174/10, 15, 20.1. As amended in 2008, the act defines “employer” to include “any person acting within the scope of his or her authority express or implied on behalf of [previously described] entities in dealing with its employees.”
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