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H.R. 2161: Human-Animal Chimera Prohibition Act of 2025

119th Congress · introduced 2025-03-14 · Crime and Law Enforcement · Latest: Referred to the House Committee on the Judiciary.

federal

What does this mean?

Official title

Human-Animal Chimera Prohibition Act of 2025

Plain summary

Human-Animal Chimera Prohibition Act of 2025 This bill establishes new federal crimes related to conduct involving certain types of human-animal chimeras. The term human-animal chimera means an organism that, from an early stage of development, contains human and nonhuman parts. This bill makes it unlawful to create or attempt to create a prohibited human-animal chimera, transfer or attempt to transfer a human embryo into a nonhuman womb, transfer or attempt to transfer a nonhuman embryo into a human womb, or transport or receive for any purpose a prohibited human-animal chimera. A violator is subject to civil and criminal penalties.

Congressional Research Service summary (Introduced in House), quoted unchanged (nonpartisan). Read the source.

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If it passes both chambers and is signed, it becomes law.

A “Nay” vote

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PSI Sci description of the legislative step (not an opinion).

What does this mean? (plain words)

Official text

Human-Animal Chimera Prohibition Act of 2025

Source: Congressional Research Service summary (Introduced in House)

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Officials and money

Sponsor: Rep. Smith, Christopher H. [R-NJ-4] · 3 cosponsors

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Words on this page, explained (1)
Bill
A proposed law. It becomes law only if it passes the legislature and is signed by the president or governor (or a veto is overridden).

Plain meanings written from linked sources. All words.

Sources

Record fed-us-cong119-hr2161 · catalog fed-us-congress-bills-cong119 · updated 2026-11-03 by psicol fed-bills