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Cook County, IL Rental Inspections: Tenant Complaint Process (2026)

Some Restrictions
Compiled from the official code textEditor Martyn O'NeillLast verified August 2026

Key Facts

Enforcing agency
Cook County Department of Public Health
Governing section
Cook County Code § 38-53
Correction deadline
Up to 30 days
Coverage area
Unincorporated Cook County only
Refused entry remedy
Administrative warrant plus Sheriff assistance

Summary

Tenants in unincorporated Cook County can file a complaint with the Department of Public Health, which must investigate and, if it finds a violation, order the owner to fix it within 30 days.

City-specific rules exist: Skokie, Evanston, Tinley Park, Schaumburg, and Oak Lawn have their own tenant complaint process rules that differ from Cook County's county-level regulations. If you live in one of those cities, check the city-specific page instead.

(1)Representatives of CCDPH are hereby authorized and empowered to make all inspections of buildings, structures, property, and premises...(6)When an investigation, whether based upon complaint or otherwise, discloses that a violation of this article exists, CCDPH shall give notice in writing to the owner, occupant, lessee, or person in possession, charge or control of such building, structure, property, or premises, to make such changes, alterations, repairs, or to perform such work, or to take such action to correct the violations.

Full Breakdown

Cook County's Public Health and Private Nuisance Ordinance covers unincorporated Cook County and lets any resident, including tenants, report suspected hazards such as garbage, sewage, mold or vermin to the Department of Public Health (CCDPH). Under Section 38-53, CCDPH representatives are authorized to inspect the property, and when an investigation, whether prompted by a complaint or otherwise, discloses a violation, CCDPH must serve the owner, occupant or lessee written notice ordering repairs within a deadline set by CCDPH that cannot exceed 30 days unless CCDPH's Director extends it in writing. If the owner refuses entry, CCDPH can obtain an administrative warrant and Sheriff's Office assistance to inspect anyway.

Violations & Fines

Missing the 30-day correction deadline sends the case to the County's Administrative Hearings Department or the State's Attorney for prosecution. Refusing entry after an administrative warrant is issued is a separate, additional violation. Knowingly filing a false or misleading complaint with CCDPH is also a separate violation.

Frequently Asked Questions

Can a tenant living in Chicago use this Cook County process?
No. Section 38-51 limits this ordinance to unincorporated Cook County; Chicago tenants must report conditions through the City of Chicago's own code enforcement system, not this County ordinance.
What happens if the landlord won't let CCDPH inspect after a complaint?
CCDPH can seek an administrative warrant and, if needed, assistance from the Cook County Sheriff's Office to gain entry and complete the inspection under Section 38-53(3).

Sources & Official References

Other rules in Cook County

All Cook County rules

Compare Cook County to another location·View the Illinois rental inspections overview

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