Creates the Municipal and Cooperative Electric Utility Transparent Planning Act. Requires certain electric cooperatives, municipal power agencies, and municipalities and distribution electric cooperatives to initiate an integrated resource planning process. Sets forth provisions concerning the integrated resource plan; stakeholder meetings; and a prequalified consulting firm list. Makes conforming changes in the Open Meetings Act and the General Not For Profit Corporation Act of 1986. Creates the Utility Data Access Act. Requires the Illinois Commerce Commission to adopt certain rules. Amends the Illinois Finance Authority Act. Adds provisions concerning the Thermal Energy Network Revolving Loan Program. Amends the Illinois Power Agency Act. Makes changes in provisions concerning the powers of the Illinois Power Agency; the Illinois Power Agency Renewable Energy Resources Fund; the Illinois Solar for All Program; the Planning and Procurement Bureau; and the Agency's annual reports. Amends the Illinois Procurement Code. Makes changes in provisions concerning prequalification. Amends the Property Tax Code. Adds a Division concerning commercial energy storage systems. Amends the Counties Code and the Illinois Municipal Code to add a Division concerning the Solar Bill of Rights. Amends the Public Utilities Act. Makes changes in provisions concerning the duties of public utilities; energy efficiency and demand-response measures; certificates of public convenience and necessity; the renewable energy access plan; rate case filing; net electricity metering; distributed generation rebates; the recovery of costs associated with delivery; procurement; alternative retail electric suppliers; and customer self-generation of electricity. Adds provisions concerning time-of-use pricing; the Thermal Energy Network Pilot Program; new large load energy and water reporting requirements; the Energy Reliability Corporation of Illinois; investigation into colocation and rate design; integrated resource plan development, review, and approval; the Interconnection Working Group; and the Interconnection Monitor. Amends the Electric Transmission Systems and Construction Standards Act. Adds requirements for construction contractors. Amends the Environmental Protection Act. Makes changes in provisions concerning greenhouse gases and permit issuance. Makes other changes.

Amends the Unified Code of Corrections. Deletes language providing that, at a minimum, any person ordered to pretrial home confinement with or without electronic monitoring must be provided with movement spread out over no fewer than 2 days per week to participate in certain basic activities.

Specifies that the amendatory Act may be referred to as the Uncap Affordable Power Act. Amends the Illinois Power Agency Act, the Public Utilities Act, and the Environmental Protection Act. Provides, in each of those Acts, that it is the policy of the State not to regulate carbon dioxide emissions that arise from the combustion of fossil fuels for the purpose of generating electrical power. Provides that, beginning on the effective date of the amendatory Act, the Illinois Power Agency, the Illinois Commerce Commission, and the Illinois Environmental Protection Agency shall not regulate carbon dioxide emissions that arise from the combustion of fossil fuels for the purpose of generating electrical power. Removes carbon dioxide from the list of regulated greenhouse gases in the Environmental Protection Act. Repeals from the Environmental Protection Act a provision that provides for the regulation of greenhouse gas emissions from electric generating units and large greenhouse gas-emitting units. Makes other conforming changes. Effective immediately.

Amends the Criminal Code of 2012. Provides that the offense of abuse of a corpse includes intentionally, in the process of concealing the death of a person, using chemicals, fire, burying, submerging in water, or a combination of those acts. Provides that a violation is a Class X felony. Amends the Code of Criminal Procedure of 1963. Provides that the offense is eligible for pretrial detention if it is alleged that the defendant's pretrial release poses a real and present threat to the safety of any person or persons or the community, based on the specific articulable facts of the case.

Amends the Criminal Code of 2012. Provides that a person commits failure to assist a person suffering a life-threatening injury or great bodily harm when he or she: (1) reasonably believes that another person residing in the same dwelling or whom the person personally visits in the dwelling is suffering a life-threatening injury or great bodily harm; and (2) knowingly fails to notify, as soon as possible after discovering the other person in that condition, a law enforcement agency or other public or private entity providing emergency medical technician services located within the municipality or unincorporated area where the person suffering the life-threatening injury or great bodily harm is found. Provides that if there is no law enforcement agency or other public or private entity providing emergency medical technician services located in the municipality or unincorporated area, then the notification shall be made to the agency or entity located within the same or nearest county to the discovery of the person suffering a life-threatening injury or great bodily harm. Provides that a violation is a Class 4 felony. Provides that if the violation results in the death, the person is guilty of a Class X felony.

Amends the Criminal Code of 2012. Creates the offense of failure to report a death. Provides that a person commits the offense when he or she knows or reasonably should know that a person is deceased and fails to report the death to a law enforcement agency within 24 hours after the person's discovery of the death. Provides that a person must report the death of another person to the law enforcement agency of the county where the corpse was found if the person believes that the death was caused by a homicide, accident, or other suspicious circumstance. Provides that a violation is a Class 4 felony. Amends the Code of Criminal Procedure of 1963. Provides that, upon verified petition by the State, the court shall hold a hearing and may deny a defendant pretrial release when the defendant is charged with failure to report a death and it is alleged that the defendant's pretrial release poses a real and present threat to the safety of any person or persons or the community, based on the specific articulable facts of the case.

Amends the Counties Code and the Unified Code of Corrections. Provides that the Department of Corrections or a county sheriff shall, at the request of the Department of Homeland Security, including, but not limited to, Immigration and Customs Enforcement or a federal immigrant agent: (1) participate, support, or assist in any capacity with an immigration agent's enforcement operations; (2) provide the immigration agent access to an individual in the Department's or county sheriff's custody, either in person or by telephone; (3) transfer any individual in the Department's or sheriff's custody into an immigration agent's custody; (4) allow the use of Department or county jail facilities or equipment, including any electronic databases, for investigative interviews or other investigative or immigration enforcement purpose; (5) enter into or maintain any agreement regarding direct access to any electronic database or other data-sharing platform maintained by the Department or county sheriff and provide such direct access to the U.S. Immigration and Customs Enforcement Agency; and (6) provide information in response to any immigration agent's inquiry or request for information regarding any individual in the Department's or sheriff's custody including information regarding the individual's release. Amends the Illinois TRUST Act to make conforming changes.

Amends the Electronic Monitoring and Home Detention Article of the Unified Code of Corrections. Deletes language providing that confinement need not be 24 hours per day to qualify as home detention and significant restrictions on liberty such as 7 p.m. to 7 a.m. curfews shall qualify. Also deletes language providing that home confinement may or may not be accompanied by electronic monitoring and electronic monitoring is not required for purposes of sentencing credit.

Amends the Election Code. Provides that a political committee may make expenditures to provide for personal security services and security enhancements to a candidate's personal home or office, including, but not limited to, security systems, cameras, walls, fences, or other physical structures, if the expenditures are reasonably related to protecting the candidate from harm. Provides that the provision applies to all expenditures made by a political committee after the 2024 general election. Makes a conforming change.

Amends the State Commemorative Dates Act. Designates the 14th day of October of each year as Charlie Kirk Day.

Amends the School Code. Provides that the General Assembly voluntarily elects the State to: (1) participate in the federal tax credit established under the federal One Big Beautiful Bill Act for individuals who make qualified contributions to scholarship granting organizations; and (2) identify scholarship granting organizations located in this State. Authorizes and empowers the State Board of Education to certify and submit a list of qualifying scholarship granting organizations to the Secretary of the Treasury of the United States in accordance with the federal One Big Beautiful Bill Act and its associated regulations. Provides that by January 1, 2027 and by every January 1 thereafter, the State Board shall submit to the Secretary of the Treasury of the United States and publish on the State Board's Internet website a list of scholarship granting organizations that meet the requirements of the federal One Big Beautiful Bill Act and are located in this State. Provides that the State Board and the Department of Revenue may adopt only those rules necessary to implement the provisions in a manner consistent with federal law and may not impose additional criteria, restrictions, or limitations beyond those required under federal statute or regulation. Requires the State Board and the Department of Revenue to publish annual reports on the use and impact of the list of scholarship granting organizations.

Amends the Illinois Lottery Law. Prohibits a person from selling a lottery ticket or share on a credit basis. Amends the Illinois Gambling Act. Provides that an automated teller machine (ATM) located within a casino shall not be able to perform cash advances on credit cards. Prohibits a person from using a credit card to participate in a gambling game.

Amends the Educator Licensure Article of the School Code. Provides that each professional educator licensee shall complete a total of 60 (rather than 120) hours of professional development per 5-year renewal cycle in order to renew a license. Provides that any licensee with an administrative endorsement who is working in a position requiring such endorsement or an individual with a Teacher Leader endorsement serving in an administrative capacity at least 50% of the day shall complete one Illinois Administrators' Academy course each fiscal year in addition to 50 (rather than 100) hours of professional development per 5-year renewal cycle. Provides that any licensee holding a current National Board for Professional Teaching Standards master teacher designation shall complete a total of 30 (rather than 60) hours of professional development per 5-year renewal cycle in order to renew a license. Effective immediately.

Creates the Stadium Transparency and Responsible Spending Act. Prohibits a State or local authority from entering into, amending, or renewing any agreement granting subsidies, tax abatements, or financial incentives for the construction, renovation, or operation of a professional sports stadium unless the full text of the agreement is posted online for free public viewing at least 30 days before the agreement is entered into, amended, or renewed. Requires the Commission on Government Forecasting and Accountability to prepare a report containing a neutral cost-benefit analysis of the agreement and requires the franchise that is a party to the agreement to pay all costs associated with producing the report. Requires the Commission on Government Forecasting and Accountability to post the report online for free public viewing at least 30 days before the agreement is entered into, amended, or renewed. Requires at least 2 public hearings in the affected community. Requires the franchise to reimburse public schools, public libraries, or public fire, police, or emergency services for any net loss of funding that results from the reduction of property tax revenue under the stadium agreement. Requires any franchise that receives subsidies under a stadium agreement to annually post reports online regarding the number of jobs created, tax revenue generated, and community benefits delivered as a result of the agreement. Requires the subsidies to be repaid with interest if the franchise relocates or fails to meet certain commitments. Requires the Attorney General to enforce the Act. Declares the purpose of the Act. Defines terms. Amends the Public Building Commission Act, the Illinois Municipal Code, the Illinois Sports Facilities Authority Act, and the Downstate Illinois Sports Facilities Authority Act. Provides that, to the extent that any provision of the Acts conflicts with the Stadium Transparency and Responsible Spending Act, the provisions of the Stadium Transparency and Responsible Spending Act shall control.

Amends the Use Tax Act, the Service Use Tax Act, the Service Occupation Tax Act, and the Retailers' Occupation Tax Act. Provides that the rate of tax on clothing with a selling price of less than $100 shall be 1.25% (currently, 6.25%). Makes changes concerning the distribution of proceeds from the taxes imposed on those sales to provide that 100% of the proceeds are deposited into certain local government funds.