-
IntroducedJan 30, 2026
-
Passed HouseApr 09, 2026
-
Passed Senate
-
Became Law
Maryland House Bill
Research Facilities and Testing Facilities That Use Animals - Prohibitions and Adoption Requirements (Animal Research Modernization and Best Practices Act of 2026)
Last Action See all actions
Senate • Apr 13, 2026: Rereferred to Education, Energy, and the Environment
Latest Bill Text See all bill texts
Summary
Comments on HB 666
Tweets
Whip Lists
Sponsors
Votes
YES: 121
- Joseline A. Peña-Melnyk
- Cullison
- Ivey
- Odom
- Stein
- Acevero
- Davis
- Jacobs
- Palakovich Carr
- Stewart
- Adams
- Ebersole
- Johnson, A.
- Pasteur
- Stinnett
- Addison
- Edelson
- Johnson, S.
- Patterson
- Stonko
- Allen
- Embry
- Jones, D.
- Phillips
- Taveras
- Amprey
- Fair
- Kaiser
- Pippy
- Taylor
- Anderson
- Feldmark
- Kaufman
- Pruski
- Terrasa
- Arentz
- Fennell
- Kerr
- Qi
- Toles
- Bagnall
- Foley
- Korman
- Queen
- Tomlinson
- Baker
- Forbes
- Lehman
- Roberson
- Turner
- Barnes
- Fraser-Hidalgo
- Lewis
- Rogers
- Valderrama
- Bartlett
- Ghrist
- Long, J.
- Rose
- Vogel
- Beauchamp
- Griffith
- Long, R.
- Rosenberg
- Watson
- Behler
- Guyton
- Lopez
- Ross
- Wells
- Bhandari
- Guzzone
- Mangione
- Ruff
- White Holland
- Boyce
- Harrison
- Martinez
- Ruth
- Wilkins
- Buckel
- Hartman
- McCaskill
- Sample-Hughes
- Wilson
- Cardin
- Healey
- McComas
- Schindler
- Wims
- Chang
- Hill
- Metzgar
- Schmidt
- Wolek
- Charkoudian
- Hinebaugh
- Miller
- Shetty
- Woods
- Clippinger
- Holmes
- Mireku-North
- Simmons
- Woorman
- Coley
- Hornberger
- Moon
- Simpson
- Wu
- Conaway
- Howard
- Moreno
- Solomon
- Young
- Crosby
- Hutchinson
- Morgan, T.
- Spiegel
- Ziegler
- Crutchfield
NO: 13
Actions
- Apr 13, 2026 | Senate
- Rereferred to Education, Energy, and the Environment
- Apr 10, 2026 | Senate
- Referred Rules
- Apr 09, 2026 | House
- Favorable with Amendments {443523/1 Adopted
- Second Reading Passed with Amendments
- Third Reading Passed (121-13)
- Apr 08, 2026 | House
- Favorable with Amendments Report by Environment and Transportation
- Feb 02, 2026 | House
- Hearing 2/18 at 1:00 p.m.
- Jan 30, 2026 | House
- First Reading Environment and Transportation
Bill Texts
- Text - First - Research Facilities and Testing Facilities That Use Animals - Prohibitions and Adoption Requirements (Animal Research Modernization and Best Practices Act of 2026)PDF
- Amendments {443523/1 Adopted (House)PDF
- Text - Third - Research Facilities and Testing Facilities That Use Animals - Prohibitions and Adoption Requirements (Animal Research Modernization and Best Practices Act of 2026)PDF
Documents
- Fiscal and Policy Note (Revised)PDF
- Vote - House - Committee - Environment and TransportationPDF
- Video: Environment and TransportationHTML
- Witness ListHTML
- ENT Virtual - Oral Testimony, FAV -- Radov, Lisa (Maryland Votes for Animals, Inc.)
- ENT Testimony, UNF -- Sidh, Sameer (Johns Hopkins University and Medicine)
- ENT Testimony, FAV -- Ewart, Lorna (Emulate Inc.)
- ENT Testimony, FAV -- Hvitved, Angela (Alternatives Research & Development Foundation)
- ENT Testimony, FAV -- Cullison, Bonnie (Delegate Bonnie Cullison)
- ENT In Person - Oral Testimony, FAV -- Waters, Carrie (Humane Veterinary Medical Alliance (HumaneVMA))
- ENT Testimony, FAV -- Hollocher, Robert (National Anti-Vivisection Society)
- ENT Testimony, FAV -- Ulrey, Amanda (Institute for In Vitro Sciences, Inc.)
- ENT In Person - Oral Testimony, FAV -- Hilley, Mary (Humane World for Animals)
- ENT Testimony, FWA -- Bauer, Danielle (Maryland Veterinary Medical Association)
- ENT Virtual - Oral Testimony, FAV -- Ye, Leon
- ENT Testimony, UNF -- Morton, Brandon (National Association for Biomedical Research)
- ENT In Person - Oral Testimony, UNF -- Bogley, Laura (Maryland Right to Life)
- ENT Testimony, FAV -- Florin, Lawrence (Hesperos Inc)
- ENT Testimony, FAV -- Schaeffer, Crystal (American Anti-Vivisection Society)
- ENT Testimony, N/A -- Testimony, All



