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.