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119th Congress
Independent · Nonpartisan · Reader-supported
HOUSEH.R. 181· 119th Congress

Bill to equalize treatment of wild and artificially propagated animals under Endangered Species Act

To amend the Endangered Species Act of 1973 to provide that artificially propagated animals shall be treated the same under that Act as naturally propagated animals, and for other purposes.

Sponsor
Tom McClintock (R-CA)
Introduced
Jan 3, 2025
Last Action
Sep 15, 2026

Recorded legislative actions. Future votes are not implied.

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Introduced
Jan 3, 2025
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In Committee
Jan 3, 2025
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Passed Committee
Sep 15, 2026

AI-assisted analysis based on the official CRS summary. Source version: Feb 18, 2025. Analysis updated: Sep 17, 2026.

01 — The Text

What.

  • The bill amends the Endangered Species Act of 1973 to prohibit the federal government from distinguishing between naturally propagated (wild) and artificially propagated animals when making ESA determinations.
  • These determinations include decisions about designating endangered species, threatened species, and critical habitats.
  • The bill applies to all endangered or threatened species regardless of when they were listed.
  • The bill requires the U.S. Fish and Wildlife Service and National Marine Fisheries Service to authorize artificial propagation of animals as a mitigation option when mitigation is required under the ESA.
02 — The Stakes

So what?

  • The documented effect is that federal agencies would be required to treat artificially propagated animals identically to wild animals in all ESA determinations.
  • Artificial propagation becomes an authorized mitigation tool that agencies must consider when ESA mitigation is required.
  • No specific winners, losers, or quantified impacts are established in the official summary.
  • The summary does not establish whether this will increase, decrease, or have uncertain effects on species conservation outcomes.
03 — The Path

Now what?

  • As of September 15, 2026, the bill was ordered to be reported in the nature of a substitute by a committee vote of 21–17.
  • A committee consideration and mark-up session was held on September 15, 2026.
  • The bill was introduced in the House on January 3, 2025, and referred to the House Committee on Natural Resources.
Legislative History

Actions.

  • Sep 15, 2026 — Ordered to be Reported in the Nature of a Substitute by the Yeas and Nays: 21 - 17.
  • Sep 15, 2026 — Committee Consideration and Mark-up Session Held
  • Jan 3, 2025 — Referred to the House Committee on Natural Resources.
  • Jan 3, 2025 — Introduced in House