S. 4172In committeeEnvironment & energy
Federal labs would need retirement plans for research animals under new bill
Data as of July 11, 2026
S 4172 would require federal research facilities to find homes or sanctuaries for healthy retired lab animals within 90 days of enactment.45-second read · 4 questions answered below
Decoded
What does this do?
S 4172 amends the Animal Welfare Act to require federal research facilities to establish retirement procedures within 90 days of the law passing. Healthy animals cleared by a licensed veterinarian could be placed with rescue organizations, shelters, sanctuaries, or private adopters. Non-human primates must go to sanctuaries rather than private homes, and common lab rats and mice are not covered.
Who does it affect?
Employees and administrators at federal research facilities would be responsible for creating and following the new retirement procedures. Qualifying rescue groups and sanctuaries nationwide could receive retired animals such as dogs, cats, rabbits, and primates.
Why does it matter?
Currently no federal requirement exists for what happens to lab animals after research ends. The bill creates a defined pathway that includes national placement searches and specific standards qualifying organizations must meet, such as prohibitions on selling, breeding, public contact, or use of animals in performances.
Where does it stand?
- Introduced
- Senate committee — You are here
- Senate vote
- House
- President's desk
Right now: a Senate committee is reviewing it. If the House changes it, it goes back to the Senate before reaching the President.
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Official title
AFTER Act of 2026
- Introduced:
- March 24, 2026
- Latest action:
- March 24, 2026
Read twice and referred to the Committee on Agriculture, Nutrition, and Forestry. (Sponsor introductory remarks on measure: CR S1581-1582)
Read the official bill on Congress.govMake the call
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