S.1743

Extreme Heat Economic Study Act of 2025 requires an economic impact study on the financial costs of extreme heat.

The Extreme Heat Economic Study Act of 2025 mandates the Under Secretary of Commerce for Oceans and Atmosphere to conduct an economic impact study on the financial costs of extreme heat. The study will quantify the dollar value of loss of life and property specific to extreme heat. It will evaluate health impacts, property damage, and other economic factors. The study will include recommendations for a national system to track and make publicly available data on extreme heat. The findings will be published on the HEAT.gov website and may be reported in an open access peer-reviewed journal.