Illinois · Senate Bill 3540 · 104th General Assembly

PROP TX-ASSESSMENT LIMIT

  1. Introduced Feb 5, 2026
  2. In committee Feb 5, 2026
  3. Passed the Senate Next
  4. Passed the House  
  5. To the governor  
  6. Became law  

What it does

The legislature's own summary of the bill, or its official long title.

Amends the Property Tax Code. Provides that the assessed value of residential property in any general assessment year shall not exceed the assessed value of the property in the last general assessment year multiplied by one plus the percentage change in the Consumer Price Index during the 12-month calendar year immediately preceding the general assessment year for which the reassessment is conducted. Provides that…

Read the full title (96 words)

Amends the Property Tax Code. Provides that the assessed value of residential property in any general assessment year shall not exceed the assessed value of the property in the last general assessment year multiplied by one plus the percentage change in the Consumer Price Index during the 12-month calendar year immediately preceding the general assessment year for which the reassessment is conducted. Provides that the limitation does not apply if the increase in assessment is attributable to an addition, improvement, or modification to the property. Preempts the power of home rule units to tax. Effective immediately.

Every action

6 steps, oldest first, as the legislature records them.

  1. SenateFiled with Secretary by Sen. Chapin Rose
  2. SenateFirst Reading
  3. CommitteeReferred to Assignments · Senate Assignments
  4. SenateAdded as Co-Sponsor Sen. Darby A. Hills
  5. SenateAdded as Co-Sponsor Sen. Dave Syverson
  6. SenateAdded as Co-Sponsor Sen. Paul Jacobs

Roll calls

No recorded votes on this bill yet.

Sponsors

The member who introduced it, joined by 3 cosponsors: 3 Republicans.

All 3 cosponsors

From Illinois's official records (www.ilga.gov), checked Nov 2, 2026. Text links go to the official versions; LegiList does not copy bill text.