IL-HB4989 · 2025-2026 session · Legislation
DATA CENTER HEATING/COOLING
- Jurisdiction
- Illinois
- Current status
- In Committee
- Committee
- Rules Committee
- Sponsor
- Rep. Kimberly Du Buclet
- Introduced
- In Committee
- Floor
- Enacted
A bill is not law unless the source record shows enactment.
Latest action
Referred to Rules Committee
Feb 6, 2026
Subject areas
Policy mechanisms
No policy mechanisms are assigned.
Tracker tags, not legal conclusions.
Quick summary
Creates the Data Center Heating and Cooling Act. Defines "air to water heat exchanger" and "data center". Provides that any new or existing data center in the State shall adopt a heat energy reuse plan that involves the use of an air to water heat exchanger to help heat homes and businesses in the area around the data center. Provides that any data center constructed on or after the effective date of the Act that has an aggregate demand load of 20 megawatts or more shall have a liquid cooling system, such as direct-to-chip cooling or immersion cooling, incorporated into the data center.…
Read full summary
Creates the Data Center Heating and Cooling Act. Defines "air to water heat exchanger" and "data center". Provides that any new or existing data center in the State shall adopt a heat energy reuse plan that involves the use of an air to water heat exchanger to help heat homes and businesses in the area around the data center. Provides that any data center constructed on or after the effective date of the Act that has an aggregate demand load of 20 megawatts or more shall have a liquid cooling system, such as direct-to-chip cooling or immersion cooling, incorporated into the data center. Effective January 1, 2027.
Source-provided or tracker summary; not operative legal text.
Linked record: ftp.ilga.gov. Inspect the source before relying on the tracker’s interpretation.