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SB2181 • 2026
DATA CENTER REPORTING
This bill passed both chambers and reached final enrollment, even if later executive action is not shown here.
Using official source text because the generated explanation was unavailable or could not be confirmed against the official bill text.
DATA CENTER REPORTING
Rule 3-9(a) / Re-referred to Assignments
Rule 3-9(a) / Re-referred to Assignments
Senate Committee Amendment No. 1 Rule 3-9(a) / Re-referred to Assignments
Rule 2-10 Committee/3rd Reading Deadline Established As May 22, 2026
Senate Committee Amendment No. 1 To AI and Social Media
Rule 2-10 Committee/3rd Reading Deadline Established As May 15, 2026
Senate Committee Amendment No. 1 Assignments Refers to Executive
Senate Committee Amendment No. 1 Filed with Secretary by Sen. Steve Stadelman
Senate Committee Amendment No. 1 Referred to Assignments
Rule 2-10 Committee Deadline Established As April 24, 2026
Rule 2-10 Committee Deadline Established As March 27, 2026
To AI and Social Media
Assigned to Executive
Filed with Secretary by Sen. Steve Stadelman
First Reading
Referred to Assignments
DATA CENTER REPORTING
Illinois General Assembly - Full Text of SB2181 Select Language × The Illinois General Assembly offers the Google Translate™ service for visitor convenience. In no way should it be considered accurate as to the translation of any content herein. Visitors of the Illinois General Assembly website are encouraged to use other translation services available on the internet. The English language version is always the official and authoritative version of this website. NOTE: To return to the original English language version, select the "Show Original" button on the Google Translate™ menu bar at the top of the window. 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Full Text of SB2181 Home Legislation Full Text SB2181 - 104th General Assembly Bill Status Full Text Votes Witness Slips Select Menu Bill Status Full Text Votes Witness Slips Printer Friendly Version Introduced Senate Amendment 001 Printer Friendly Version Introduced Senate Amendment 001 Open PDF 104TH GENERAL ASSEMBLY State of Illinois 2025 and 2026 SB2181 Introduced 2/7/2025, by Sen. Steve Stadelman SYNOPSIS AS INTRODUCED: New Act Creates the Illinois Data Center Energy and Water Reporting Act. Defines terms. Provides that, beginning January 1, 2026, all data centers operating within the State shall annually report the data center's energy and water consumption to the Illinois Power Agency for the preceding calendar year. Sets forth requirements for the content of the report. Provides that reports shall be submitted to the Agency no later than March 31 of each year. Sets forth provisions concerning data confidentiality and public access to information and the enforcement of the Act and penalties. Provides that the Agency shall conduct a comprehensive study on the impact that data centers in the State are having on rate-paying customers. Sets forth requirements for the content of the study. Provides that the Agency shall submit a report detailing the findings of the study to the General Assembly and the Governor no later than 12 months after the effective date of the Act. Sets forth rulemaking provisions for the Agency. Effective immediately. LRB104 10776 AAS 20856 b A BILL FOR SB2181 LRB104 10776 AAS 20856 b 1 AN ACT concerning regulation. 2 Be it enacted by the People of the State of Illinois, 3 represented in the General Assembly: 4 Section 1. Short title. This Act may be cited as the 5 Illinois Data Center Energy and Water Reporting Act. 6 Section 5. Purpose. The purpose of this Act is to ensure 7 transparency regarding the environmental impacts of data 8 centers operating within the State by requiring the disclosure 9 of energy and water usage data to the Illinois Power Agency. 10 Section 10. Definitions. 11 "Agency" means the Illinois Power Agency. 12 "Data center" means a facility used to house computer 13 systems and associated components, including 14 telecommunications and storage systems, where the primary 15 function is the storage, management, and dissemination of 16 data. 17 "Energy consumption" means the total amount of electricity 18 or other forms of energy consumed by a data center, measured in 19 kilowatt-hours. 20 "Water consumption" means the total amount of water 21 consumed by a data center, including water used for cooling, 22 measured in gallons. SB2181 - 2 - LRB104 10776 AAS 20856 b 1 Section 15. Reporting requirements. 2 (a) Beginning January 1, 2026, all data centers operating 3 within this State shall annually report the data center's 4 energy and water consumption to the Agency for the preceding 5 calendar year. 6 (b) The report shall include: 7 (1) the total energy consumption for the previous 8 calendar year, broken down by month and specifying the 9 energy source; 10 (2) total water consumption for the previous calendar 11 year, broken down by month and specifying whether the 12 consumption was for cooling or another application; and 13 (3) any measures undertaken the previous calendar year 14 to improve energy efficiency or reduce water usage. 15 (c) Reports shall be submitted to the Agency no later than 16 March 31 of each year. 17 Section 20. Data confidentiality and public access. 18 (a) Proprietary information may be exempt from public 19 disclosure. Aggregated and anonymized data shall be made 20 available to the public. 21 (b) The Agency shall publish an annual report summarizing 22 statewide energy and water consumption trends in data centers, 23 including, but not limited to, legislative recommendations to 24 address identified issues. SB2181 - 3 - LRB104 10776 AAS 20856 b 1 Section 25. Enforcement and penalties. 2 (a) Data centers that fail to comply with the reporting 3 requirements under this Act may be subject to fines of up to 4 $10,000 per violation. 5 (b) All funds collected under this Section shall be 6 deposited into the Energy Efficiency Trust Fund. 7 Section 30. Data center impact study. 8 (a) The Agency shall conduct a comprehensive study on the 9 impact that data centers in this State are having on 10 rate-paying customers. 11 (b) The study shall include, but is not limited to, the 12 following: 13 (1) the energy consumption of data centers and its 14 effects on overall electricity demand in this State; 15 (2) the extent to which data centers contribute to 16 electricity rate changes for residential, commercial, and 17 industrial customers; 18 (3) the environmental impact of data centers in this 19 State; and 20 (4) potential legislation to mitigate any negative 21 impacts of data centers on rate-paying customers. 22 (c) In conducting the study, the Agency shall: 23 (1) consult with stakeholders, including, but not 24 limited to, public utilities, data center operators, SB2181 - 4 - LRB104 10776 AAS 20856 b 1 consumer advocacy groups, and environmental organizations; 2 (2) analyze data from public utilities and other 3 relevant sources to assess the energy consumption and rate 4 impacts associated with data centers; and 5 (3) consider best practices from other states in 6 managing the energy and rate impacts of data centers. 7 (d) The Agency shall submit a report detailing the 8 findings of the study to the General Assembly and the Governor 9 no later than 12 months after the effective date of this Act. 10 Section 35. Rulemaking authority. The Illinois Power 11 Agency shall have the authority to adopt rules necessary to 12 implement the provisions of this Act. 13 Section 99. Effective date. This Act takes effect upon 14 becoming law. Footer Disclaimer This site is maintained for the Illinois General Assembly by the Legislative Information System, 705 Stratton Building, Springfield, Illinois 62706. Contact ILGA Webmaster ILGA.gov uses cookies to ensure you get the best experience on our website. By continuing to browse ILGA.gov you consent to our use of cookies. Read About Cookies ILGA.GOV 2026 ILGA.gov | All Rights Reserved | ADA | Disclaimers | Learn This site is maintained for the Illinois General Assembly by the Legislative Information System, 705 Stratton Building, Springfield, Illinois 62706. Contact ILGA Webmaster ILGA.gov uses cookies to ensure you get the best experience on our website. By continuing to browse ILGA.gov you consent to our use of cookies. 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