Amends the Illinois Marriage and Dissolution of Marriage Act. Provides that any obligor paying child support under the Act must annually notify the obligee, in writing, if the obligor's adjusted net income has increased by 10% or more in the obligor's most recent federal tax return. Provides that if the obligor fails to do so, and the obligee files a petition to modify child support, the court must consider that failure to notify as a substantial change in circumstances and also award the obligee attorney's fees and costs for bringing this petition. Provides that the changes made to the amendatory Act of the 104th General Assembly apply to federal tax returns filed on or after the effective date of the Act. Effective immediately.

Reappropriates the sum of $30,000,000 from the Build Illinois Bond Fund to the Department of Commerce and Economic Opportunity for a grant to Woodlawn Central LLC for pre-development, engineering, and construction. Effective July 1, 2025.

Amends the Condominium and Common Interest Community Ombudsperson Act. Provides that on or before July 1, 2026, the Ombudsperson shall require training within 90 days of election or appointment by elected and appointed members of board of managers or board of directors on the following subjects: (i) ethics to include the fiduciary responsibilities, conflict of interest, and communication between board members; (ii) roles and responsibilities for each officer of a board of managers or directors and a property management company; (iii) attributes of a property-managed association and self-run association; and (iv) information and direction about the complaint process against a board of managers or directors. Provides that those members of a board of managers or directors who complete the training do not have to retake it again for 3 years. Provides that the Ombudsperson may adopt rules to implement the amendatory Act and determine the composition and delivery of required training.

Amends the Illinois Procurement Code. Provides that any contract that provides for the storage of any State data shall include a requirement that the State data must be processed, stored, and disposed of within the territory of the United States. Provides that, for any contract that provides for the storage of State data, the Chief Procurement Officer shall allocate to any qualified bidder an earned credit of: (1) 2% of the contract base bid for ensuring that all State data that is included in the contract is stored within the State of Illinois; and (2) an additional 4% of the contract base bid for ensuring that all such State data is stored within an opportunity zone. Contains provisions concerning data centers.

Amends the Limited Liability Company Act. Provides that a single-member limited liability company shall be considered a single taxpayer and may appeal an assessment under specified provisions of the Property Tax Code.

Amends the General Provisions Article of the School Code. Provides that students in grades 9 through 12 must satisfactorily pass a medical evaluation each year and, if applicable, receive an electrocardiogram before participating in an interscholastic athletic activity. Creates a waiver exception. Provides that a student in any grade who participates in an interscholastic athletic activity or who is a candidate for an interscholastic athletic activity's team must satisfactorily pass a medical evaluation each year before participating in the interscholastic athletic activity or engaging in any practice, tryout, workout, conditioning, or other physical activity associated with the student's candidacy for the interscholastic athletic activity. Requires that a medical evaluation only be administered by a licensed health care professional or a physician. Provides requirements for the content of a preparticipation physical evaluation form. Requires that the results of a medical evaluation of a student be provided to the student's school. Effective January 1, 2026.

Amends the Illinois Municipal Code and the Open Space Lands Acquisition and Development Act. Provides that the use of open space for temporary stormwater storage is allowed and does not constitute a change in use. Provides that temporary stormwater storage does not interfere with a requirement that the property must be open to the public for recreation use. Defines "temporary stormwater storage".

Amends the Illinois African-American Family Commission Act, the Asian American Family Commission Act, and the Illinois Latino Family Commission Act replacing current provisions in those Acts with the following: Makes a grammatical correction to the title of the Illinois African-American Family Commission Act and to other provisions of the Act, and makes conforming changes in the Violence Prevention Task Force Act, the Commission on Children and Youth Act, the Commission to Study Disproportionate Justice Impact Act, the Advisory Commission on Reducing the Disproportionate Representation of African-American Children in Foster Care Act, the Commission to End Hunger Act, the Racial and Ethnic Impact Research Task Force Act, and the Commission on Equity and Inclusion Act. Provides that each Commission shall advocate for policies, programs, and services that promote greater equity and inclusion in State government. Provides that the Governor, the President of the Senate, the Minority Leader of the Senate, the Speaker of the House of Representatives, and the Minority Leader of the House of Representatives shall each appoint 3 members to each commission (with the term of a member of any of the Commissions serving on the effective date of the amendatory Act ending on the effective date of the amendatory Act), and each Commission membership shall appoint the chairperson or chairpersons. Provides that the organizational meeting of each Commission shall take place after all members are appointed but no later than 60 days after 50% or more of the members on the Commission have been appointed. Provides that the Lieutenant Governor's Office shall provide administrative support for the Commissions (rather than the Commission on Equity and Inclusion providing general oversight of the operations of the Commissions). Provides that the Lieutenant Governor's Office may receive funding through appropriations made available for use on behalf of the commissions. Provides that the Office shall expend funds set aside for the Commissions at the direction of the Commissions. Effective immediately.

Amends the Freedom of Information Act. Deletes a provision that exempted from disclosure under the Act records contained in the officer professional conduct database established under the Illinois Police Training Act. Amends the Illinois State Police Act. Requires the Illinois State Police Merit Board to publish the officer professional conduct database on its website so that it is both searchable and viewable in its entirety by the public and can be downloaded in its entirety as a Comma-Separated Values (CSV) file. Amends the Illinois Police Training Act. Requires the Illinois Law Enforcement Training Standards Board to ensure that the officer professional conduct database established under the Act is available to the public. Deletes a provisions which specifies that information submitted to the officer professional conduct database is confidential.

Amends the Fair Patient Billing Act. Requires that a hospital's obligation to patients under the Act shall cover all health care services, including, but not limited to, on-site health care services provided by a non-hospital entity. Provides that, in the event the hospital outsources health care services to an individual or entity that is separate from the hospital within the hospital facility or otherwise on the hospital site, the hospital's obligations under the Act continue as though the hospital had provided the health care services. Requires a hospital to ensure that the individual or entity contracted to provide health care services agrees in writing to operate under the hospital's financial assistance policy, screening obligations, collections provisions, and all other provisions of the Act, and requires a hospital to ensure that a hospital agent or on-site provider of outsourced health care services complies with the Act. Amends the Hospital Uninsured Patient Discount Act to establish similar requirements for hospitals. Provides that a hospital shall include charges from the third-party individual or entity when calculating the charge, discount, or collectible amount applicable under the Act.

Creates the Extreme Weather Recovery Act. Creates a private cause of action for a harmed party against a responsible party in which the amount in controversy is $10,000 or more. Authorizes a harmed party who has suffered damages in that amount that is alleged to have been caused by climate disaster or extreme weather attributable to climate changes or both to sue a responsible party. The Act's covered period is from 1965 to the effective date of the Act. Prohibits the State or unit of local government or an agent or employee of these governmental units from commencing an action under the Act. Makes legislative findings. Makes definitions. Creates a 3-year statute of limitation in which a harmed party must file or commence an action under the Act. Authorizes the Illinois Emergency Management Agency to adopt rules implementing the Act. Makes other changes. Effective immediately.

Amends various Acts by replacing the terms "day care", "daycare", and "day-care", in relation to the care of a child, with the term "early care and education" and from "facility" to "provider". Amends the Child Care Act of 1969. Provides that the following are exempt from licensure under the Act and must register as Recognized Alternative Providers: part day programs for children 3 years of age until they reach 5 years of age or begin kindergarten, whichever is later, where the child is present for a maximum of 3 hours per day and the parent or guardian is not on site; programs or portions of programs that serve children who have reached 3 years of age in full early care and education that are operated by a church or religious institution that receive no governmental aid; nonresidential programs for children 5 years of age to 12 years of age that have supervisors of children when school is not in session, that act as an alternative to full-day school or care, and that operate for no more than 100 days in any 12-month period; and programs that provide care to children 5 years of age to 12 years of age before or after school hours. Sets forth registration requirements for Recognized Alternative Providers, including background check requirements. Provides that certain programs are exempt from registration requirements for Recognized Alternative Providers and licensure requirements under the Act. Makes changes in provisions concerning definitions; the prohibition of unlicensed practice; criminal background investigations; and advertisements. Repeals provisions concerning an exemption from licensure for day care homes and group day care homes serving children of military personnel and a child from a foreign state or country and the definition of "part day child care facility". Makes other changes. Effective July 1, 2026.

Creates the Wetlands Protection Act. Provides that no person may discharge dredged or fill material into a State jurisdictional wetland except with a permit issued by the Department of Natural Resources. Exempts certain activities from the requirements of the Act. Sets forth procedures for individual permit applications and other related procedural requirements. Provides that the Department shall not issue an individual permit unless the Environmental Protection Agency certifies to the Department that there will not be a violation of State water quality standards. Provides that the Department may issue an after-the-fact permit in certain emergency circumstances. Sets forth financial assurance requirements. Authorizes the Department to adopt general permits under the Act. Provides that any person who intends to conduct a regulated activity may do so in accordance with a general permit issued by the Department, which pre-authorizes a category of activities with minimal adverse effects. Provides procedures and requirements regarding preconstruction notifications. Provides that certain entities may establish and operate a mitigation bank or in lieu fee program. Describes procedures and requirements for mitigation banks. Grants the Department rulemaking powers. Provides that the Department shall prepare certain reports and studies. Provides for the review of final decisions of the Department. Provides for investigations by the Department and enforcement by a State's Attorney or the Attorney General. Provides for a civil penalty not to exceed $10,000 per day of violation, with interest after judgment, and with certain costs, fees, and expenses, payable to the Wetlands Protection Fund. Provides that any person may file a complaint with the Illinois Pollution Control Board concerning a violation of the Act, a rule adopted under the Act, a condition of a permit issued under the Act, or an order of the Pollution Control Board issued under the Act. Provides for county and special district stormwater program authorities to control or regulate activities in any wetlands within their jurisdiction. Establishes the Wetlands Protection Fund. Provides that a permit review fee for all permit applications is to be set by the Department by rule. Makes corresponding changes to the State Finance Act. Makes findings. Defines terms. Effective immediately.

Amends the Fire Departments and Protection Division of the Municipal Code and the Fire Protection District Act. Provides that municipalities and fire protection districts may fix, charge, and collect reasonable fees from residents for any response, time, or services to residents for nonemergency calls for services rendered by a fire protection district. Defines "nonemergency calls for services" for the purposes of the provisions.

Amends the Illinois Vehicle Code. Prohibits an animal drawn vehicle, farm tractor, implement of husbandry, or special mobile equipment from operating on a public roadway in the State with a corn head attachment affixed to the animal drawn vehicle, farm tractor, implement of husbandry, or special mobile equipment.