Budget & Taxes (Property Tax)

Amends the Property Tax Extension Limitation Law in the Property Tax Code. Provides that, for levy years 2026 through 2030, the term "taxing district" includes each home rule taxing district. Provides that, for levy years 2026 through 2030, the extension limitation is 0% or the rate of increase approved by the voters. Contains provisions setting forth the aggregate extension for taxing districts that became subject to the Property Tax Extension Limitation Law as a result of the amendatory Act. Sets forth powers and duties of the Department of Revenue. Limits the power of home rule units to tax. Effective immediately.

Amends the Property Tax Code. Provides that, beginning in taxable year 2026, no taxing district, other than a home rule unit, may levy a tax on any parcel of real property that is more than 105% of the base amount unless (i) the increase is attributable to substantial improvements to the property, (ii) the taxing district did not levy a tax against the property in the previous taxable year, or (iii) the increase is attributable to a special service area. Provides that "base amount" means the tax levied by the taxing district on the subject property in the immediately preceding taxable year, except that, if the property received a homestead exemption in the immediately preceding taxable year and is not eligible for that exemption in the current taxable year, then the base amount shall be the tax that would have been levied by the taxing district on the subject property in the immediately preceding taxable year if the homestead exemption had not been applied. Provides that a taxing district may elect to be exempt from those provisions for one or more taxable years if the exemption is approved by referendum. Effective immediately.

Amends the Property Tax Code. Creates the School District Extension Freeze Law. Provides that, if at the end of any levy year, a school district has reserves of 50% or more of its operating budget, then the school district's extension for all purposes may not exceed its extension for the previous levy year. Provides that, if the school district has reserves of 60% or more at the end of the immediately preceding levy year, then the district's extension shall be reduced by an amount equal to the difference between the district's reserve amount for the immediately preceding levy year and a reserve amount of 60% for that levy year. Effective July 1, 2025.

Amends the Property Tax Code. Provides that, beginning with the 2026 assessment year, the valuation of property in any general assessment year may not exceed (i) 101% of the value of the property in the previous tax year if the property is residential or (ii) 102% of the value of the property in the previous tax year if the property is not residential. Provides that the limitation does not apply if the increase in value is due to an addition, modification, or improvement to the property or if there has been a change in ownership of the property during the previous tax year. Preempts the power of home rule units to tax.

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.