Illinois · IL · State-specific

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State-specific for Illinois. Every required disclosure, the correct deposit cap, and the right notice periods — wired in by default. E-signed, sealed, and stored forever.

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Required Illinois disclosures

• ✓Lead-based paint
• ✓Radon (if known)
• ✓Concession (Chicago)
• ✓Bedbug (Chicago)
• ✓RLTO summary (Chicago)

Every disclosure required by Illinois law is pre-built into the template and presented to the tenant at signing — with a sealed audit trail for each one.

Key Illinois laws we track

• ·Chicago Residential Landlord and Tenant Ordinance (RLTO)
• ·Cook County RTLO

Major Cities

Illinois lease FAQs

How much can a landlord charge for a security deposit in Illinois?

No statutory cap (state); Chicago has rules. Deposits must be returned 30–45 days.

What late fee can a Illinois landlord charge?

Chicago: $10 + 5% over $500; state has no cap

How much notice is required to end a month-to-month tenancy in Illinois?

30 days (month-to-month).

Does Illinois require advance notice before a landlord enters the unit?

Absent an emergency, landlords generally must give at least 24 hours' notice before entering an occupied unit in Illinois.

Is bedbug disclosure required in Illinois?

Yes — Illinois requires landlords to disclose the property's bedbug infestation history to prospective tenants before signing.

Does Illinois require flood-risk disclosure?

Yes — Illinois requires landlords to disclose known flood history or flood-zone status of the rental property.

Must a Illinois landlord disclose where the security deposit is held?

Yes — Illinois requires disclosure of the bank or account holding the tenant's security deposit.

What extra fields does a Illinois lease need beyond the standard template?

Illinois leases in LeaseSigning collect 2 state-specific fields (e.g. radon disclosure provided?, chicago rlto summary acknowledged?) so the disclosures on the signed lease match state requirements.

What disclosures does Illinois require in a residential lease?

Lead-based paint, Radon (if known), Concession (Chicago), Bedbug (Chicago), RLTO summary (Chicago). LeaseSigning includes each of these in the Illinois lease template.

Explore more Illinois resources