Endangered Species Law & Policy

On March 18, 2026, the U.S. Senate Environment and Public Works Subcommittee on Fisheries, Water, and Wildlife convened a hearing to examine ongoing challenges and potential improvements in the implementation of the Endangered Species Act (ESA). As we previously reported, Rep. Westerman (R-Ark.), Chair of the House Natural Resources Committee, is the lead author of H.R. 1897, a bill to reauthorize the ESA that was voted out of that Committee in December 2025. With both chambers now engaged, we are closer to significant ESA legislative reform than at any time in the past two decades.

A ...

In July we reported on five bills that propose to amend various aspects of the Endangered Species Act:

• H.R. 2603 - would remove listings of non-native species;
• H.R. 717 - would modify the process for listing determinations;
• H.R. 3131 - would require a party to prevail in order to recover attorneys' fees and place a cap on fees;
• H.R. 1274 - would require the U.S. Fish and Wildlife Service to make listing determination data available to impacted states; and
• H.R. 424 - would require the Department of the Interior to reissue final rules relating to the listing of the gray wolf in the ...