Main Content

Endangered Species Act (ESA) Factsheet

The Endangered Species Act (ESA) of 1973 protects threatened and endangered species by preserving the ecosystems in which they live. The U.S. Department of Interior’s Fish and Wildlife Service (FWS) and the U.S. Department of Commerce’s National Marine Fisheries Service (NMFS), collectively known as “the Services,” share the responsibility for administering the Act. The Federal Emergency Management Agency (FEMA) requires documentation of compliance with the minimum ESA requirements for Conditional Letters of Map Change