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IL HB5871: ALGORITHMICS PROHIBITED-RENT

Dead/Failed Illinois · 2023–2024 session

Last verified Oct 11, 2026 · official bill text

HB5871 · where it stands

This bill did not become law (dead/failed) · last action Jan 7, 2025.

What do these statuses mean?
Introduced
Filed in the legislature; may be waiting for a committee hearing.
Passed a chamber
Approved by one or both chambers; awaiting further action.
Enacted
Signed into law, or became law without a signature or over a veto.
Effective date
The date the law says it takes effect. Once it has passed, the page shows "Effective" and the date. A court order can still block a law; if we know of one, the summary says so.
Dead / vetoed
Vetoed, failed, or the session ended without action.

In one paragraph

Illinois's HB 5871 (103rd General Assembly) would have created the Prohibition of Algorithmics in Rent Act. In setting residential rent, including a change on renewal, a landlord could not use or rely on, or cause another to use, an algorithmic device that uses, incorporates or was trained with nonpublic competitor data. A violation would be an unlawful practice under the Consumer Fraud Act. It was not passed before the 103rd General Assembly ended (Session Sine Die, January 7, 2025).

Plain-English summary, written with AI assistance. The official text controls.

What it means for business

None: the bill died and never became law. It would have barred landlords from using rent-setting algorithms built on nonpublic competitor data, with violations treated as Consumer Fraud Act violations.

Key provisions

  1. A landlord setting rent, or any change in rent for a renewed occupancy, could not employ, use or rely on (or cause another person to) an algorithmic device that uses, incorporates or was trained with nonpublic competitor data
  2. "Algorithmic device" would mean a device that uses algorithms to calculate data, including local or statewide rent amounts, to advise a landlord on rent to charge
  3. The definition would exclude periodic trade association reports published no more often than monthly in aggregated, anonymous form, and products used to set rent or income limits under affordable housing program guidelines
  4. A violation would be an unlawful practice under the Consumer Fraud and Deceptive Business Practices Act
  5. Introduced November 12, 2024 and referred to Rules Committee; no further action before Session Sine Die January 7, 2025

Latest legislative action

Jan 7, 2025. Session Sine Die

Sponsors

NameRoleDistrict
D Sponsor HD-016

Related and companion bills

Topics and industries

Related topics

Affected industries

This page is general information, not legal advice. Summaries are AI-assisted and may contain errors; read the statute for the controlling text and talk to a lawyer about your situation. Full disclaimer · Report an error