Amends the Property Tax Code and the Mobile Home Local Services Tax Enforcement Act. Provides that, when the holder of the certificate of purchase is the county as trustee for taxing districts, upon request of or consent by the county as trustee, the county collector may declare an administrative sale in error at any time and for any reason. Provides that the declaration shall state the reason why the sale should not have occurred.

Amends the Consumer Fraud and Deceptive Business Practices Act. Provides that no person shall sell, attempt to sell, or offer to sell to a consumer in the State a non-externally vented natural gas appliance that is manufactured on or after January 1, 2027 unless a label on the gas appliance bears a specified warning message. Provides that the Attorney General may adopt rules setting forth additional requirements for the placement and formatting of the label. Provides that a person who violates the provision commits an unlawful practice within the meaning of the Act.

Creates the Prohibition on Federal Voucher Program Participation Act. Prohibits the State from opting in to, participating in, implementing, administrating, or otherwise cooperating with any federal voucher, education savings account, or similar program established under the One Big Beautiful Bill Act. Effective immediately.

Amends the Environmental Protection Act, Energy Efficient Building Act, Illinois Power Agency Act, Public Utilities Act, and related statutes to establish comprehensive environmental, water, and energy regulations for hyperscale data centers. In the Environmental Protection Act, requires cumulative impact assessments, public notice, and community benefits agreements for data centers; prohibits nondisclosure agreements; and creates the Data Center Community Intervenor Compensation Fund and Hyperscale Data Center Public Benefits and Affordability Fund funded by annual fees based on peak demand. Mandates water resource planning, quarterly water usage reporting, water scarcity plans, and Water Impact Permits with public hearings and renewal every 5 years. Requires compliance with stringent energy codes and annual energy and water reporting to the Illinois Commerce Commission. Expands renewable energy procurement programs, establishes a hyperscale data center self-direct program, and strengthens equity, transparency, and labor standards in clean energy initiatives. Creates the Residential Automated Solar Permitting Platform Act to require municipalities and counties to adopt a residential automated solar permitting platform on or before July 1, 2027, and authorizes persons to file a civil action against a municipality or county in violation.

Creates the Building Remedies to End Abusive Tear Gas and Harmful Exposures Act. Establishes the Chemical Agent Review Board within the Department of Public Health, and sets forth the Board's membership and duties. Prohibits deployment or possession of lachrymatory agents in the State, except for limited purposes. Requires the Department to adopt rules for approval of pepper spray formulations, including safety standards, testing protocols, and restrictions on delivery mechanisms. Directs the Department to maintain a public database of approved formulations and adverse event reports. Provides for reporting of chemical irritant deployments other than for personal self-defense. Creates a private right of action and enforcement authority for the Attorney General and certain organizations, with remedies including damages, civil penalties, and injunctive relief. Establishes the Illinois Human Rights Enforcement Fund. Includes home rule limitation and severability provisions and transition and compliance periods. Amends the State Finance Act to make conforming changes. Effective immediately.

Appropriates $10,000,000 from the General Revenue Fund to the Department of Human Services for a grant to Live Free Illinois to cover operational expenses for its Community Healing Resource Center Network. Effective July 1, 2026.

Amends the Other Social Services Article of the Illinois Public Aid Code. Provides that in addition to financial aid provided to persons eligible for general assistance under the Code, a township, from moneys received and collected for public aid funds, may establish and administer food banks, food pantries, and programs for providing in-kind aid in meeting basic maintenance requirements to persons who are poor, indigent, homeless, or in need of immediate assistance regardless of their eligibility under the Code.

Amends the Department of Professional Regulation Law of the Civil Administrative Code of Illinois. Makes changes in provisions concerning definitions; oaths, subpoenas, and penalties; applicants with criminal convictions; qualification for licensure or registration; health care worker licensure actions; automatic suspension of a health care worker's license; the publication of disciplinary actions; and records of Department actions. Amends the Barber, Cosmetology, Esthetics, Hair Braiding, and Nail Technology Act of 1985. In provisions concerning required licensure, provides that an application shall not be automatically placed on hold, delayed, denied, or otherwise not processed by the Department of Financial and Professional Regulation because it was submitted by a person who is incarcerated. Amends the Health Care Professional Credentials Data Collection Act. In provisions concerning licensure records, provides that licensure records designated confidential and considered sealed (rather than expunged) for reporting purposes by the licensee are not reportable under the Act. Amends the Unified Code of Corrections. In provisions concerning loss and restoration of rights, provides that no application for specific licenses granted under the authority of the State shall be denied to (rather than denied by reason of) an eligible offender who has obtained a certificate of relief from disabilities, having been previously convicted of one or more criminal offenses (rather than or by reason of a finding of lack of "good moral character"), when the finding is solely based upon the fact that the applicant has previously been convicted of one or more criminal offenses, except for certain circumstances. Repeals provisions concerning the Department of Financial and Professional Regulation's annual report to the General Assembly. Makes other changes. Effective immediately.

Amends the General Provisions Article of the Illinois Pension Code. Requires the Illinois Investment Policy Board to make its best efforts to identify all for-profit companies that contract to shelter incarcerated or detained persons and to include those companies in the list of restricted companies for purposes of investment distributed to each retirement system and the Illinois State Board of Investment. Provides that an exception to divestment requirements for investments that are equal to or less than 0.5% of the market value of all assets under management by the retirement does not apply to investments in for-profit companies that contract to shelter incarcerated or detained persons. Makes conforming changes. Amends the Public Funds Investment Act. Provides that a municipality with a population of 500,000 or more or a county with a population of 3,000,000 or more shall not invest public funds in an investment instrument issued by for-profit companies that contract to shelter incarcerated or detained persons. Requires such a municipality or county to instruct its investment advisors to sell, redeem, divest, or withdraw all holdings of a for-profit company that enters into a contract to shelter incarcerated or detained persons from the local government's assets under management in an orderly and fiduciarily responsible manner within 12 months after the company's most recent appearance on the list of restricted companies published by the Illinois Investment Policy Board. Effective immediately.

Creates the Digital Advertising Tax Act. Imposes a tax on the portion of a person's annual gross revenue that is derived from digital advertising services in the State if the person's total revenue derived from digital advertising in the State exceeds $150,000,000. Provides that the tax is imposed at the rate of 10% of the annual gross revenues derived from digital advertising services in the State. Effective immediately.

Appropriates $1,670,000 from the General Revenue Fund to the Illinois Arts Council for the purpose of a grant to the Illinois Humanities Council. Appropriates $250,000 to the Department of Natural Resources for the purpose of a grant to the Illinois Humanities Council for costs associated with the Illinois America 250th Commemoration, including general operating costs associated with statewide commemoration efforts. Effective July 1, 2026.

Amends the Department of Human Services Act. Provides that all moneys payable from funds appropriated to the Department of Human Services in State Fiscal Year 2027 for grants to counties with court-based eviction early resolution programs and associated legal assistance, mediation, and other services shall be distributed by the Department in proportion to the volume of eviction filings by judicial circuit and prioritizing support for counties that are providing at least 50% in matching funds. Effective July 1, 2026.

Appropriates $5,000,000 from the General Revenue Fund to the Department of Human Services for grants to counties with court-based eviction early resolution programs and associated legal assistance, mediation, and other services. Effective July 1, 2026.

Designates State Route 23 from Perry Road to McGirr Road as the "Deputy Sheriff Christina Musil Memorial Highway".

Designates the County Road 1900E Interstate 74 Overpass as the Trooper Corey S. Thompsen Memorial Overpass.