To pass H.R. 13881, the humane act for the handling of research animals.

On Jun 22, 1966, the Senate voted 85–0 (HR 13881). Result: passed. By party: Democrats 67–0, Republicans 33–0. It was a bipartisan vote: majorities of both parties voted yes.

During the 89th Congress (1965–1966), Lyndon B. Johnson was president, and Democrats held majorities in both the House and Senate.

Yes: 85
No: 0
Did not vote: 3
Date: Jun 22, 1966

By party

Democrats67 yes · 0 no · 3 didn’t vote
Republicans33 yes · 0 no

Who broke with their party

Every member who voted sided with their party's majority.

The bill

H.R. 13881: To authorize the Secretary of Agriculture to regulate the transportation, sale, and handling of dogs, cats, and other animals intended to be used for purposes of research or experimentation, and for other purposes

How each senator voted: Yes

Did not vote

Other votes

From Voteview roll call records.

Cite or embed this page

Capitol Receipts, “To pass H.R. 13881, the humane act for the…: Senate Vote, Jun 22, 1966,” https://www.capitolreceipts.com/vote/89-S-326/to-pass-h-r-13881-the-humane-act-for (accessed 2026-10-17).