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IntroducedJan 30, 2026
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Passed SenateMar 19, 2026
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Passed HouseApr 13, 2026
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Became Law
Maryland Senate 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: Returned Passed
Latest Bill Text See all bill texts
Summary
Comments on SB 423
Tweets
Whip Lists
Sponsors
Votes
YES: 45
- Mr. President
- Ellis
- Hershey
- Lam
- Simonaire
- Attar
- Feldman
- Hester
- Lewis Young
- Smith
- Augustine
- Folden
- Hettleman
- Love
- Sydnor
- Bailey
- Gallion
- Jackson
- Mautz
- Waldstreicher
- Beidle
- Gile
- James
- McCray
- Washington, A.
- Brooks
- Guzzone
- Jennings
- McKay
- Washington, M.
- Carozza
- Harris
- Kagan
- Ready
- Watson
- Charles
- Hayes
- King
- Rosapepe
- West
- Corderman
- Henson
- Kramer
- Salling
- Zucker
NO: 0
YES: 122
- Joseline A. Peña-Melnyk
- Crutchfield
- Ivey
- Palakovich Carr
- Stein
- Adams
- Cullison
- Jacobs
- Pasteur
- Stewart
- Addison
- Davis
- Johnson, A.
- Patterson
- Stinnett
- Allen
- Ebersole
- Johnson, S.
- Phillips
- Stonko
- Alston
- Edelson
- Jones, D.
- Pippy
- Taveras
- Amprey
- Embry
- Kaiser
- Pruski
- Taylor
- Anderson
- Fair
- Kaufman
- Qi
- Terrasa
- Arentz
- Feldmark
- Kerr
- Queen
- Toles
- Bagnall
- Fennell
- Korman
- Roberson
- Tomlinson
- Barnes
- Foley
- Lehman
- Roberts
- Turner
- Bartlett
- Forbes
- Lewis
- Rose
- Valderrama
- Beauchamp
- Fraser-Hidalgo
- Long, J.
- Rosenberg
- Vogel
- Behler
- Ghrist
- Long, R.
- Ross
- Watson
- Bhandari
- Griffith
- Lopez
- Ruff
- Wells
- Boafo
- Guyton
- Mangione
- Ruth
- White Holland
- Boyce
- Guzzone
- Martinez
- Sample-Hughes
- Wilkins
- Buckel
- Harrison
- McComas
- Schindler
- Williams
- Cardin
- Hartman
- Metzgar
- Schmidt
- Wims
- Chang
- Healey
- Miller
- Shetty
- Wolek
- Charkoudian
- Hill
- Mireku-North
- Simmons
- Woods
- Ciliberti
- Hinebaugh
- Moon
- Simpson
- Woorman
- Clippinger
- Holmes
- Moreno
- Smith
- Wu
- Coley
- Hornberger
- Morgan, T.
- Solomon
- Young
- Conaway
- Howard
- Odom
- Spiegel
- Ziegler
- Crosby
- Hutchinson
ABSENT: 1
Actions
- Apr 13, 2026 | Senate
- Returned Passed
- Apr 13, 2026 | House
- Third Reading Passed (122-13)
- Apr 09, 2026 | House
- Favorable Adopted Second Reading Passed
- Apr 08, 2026 | House
- Favorable Report by Environment and Transportation
- Mar 25, 2026 | House
- Hearing 4/01 at 1:00 p.m.
- Mar 20, 2026 | House
- Referred Environment and Transportation
- Mar 19, 2026 | Senate
- Third Reading Passed (45-0)
- Mar 18, 2026 | Senate
- Favorable with Amendments {193225/1 Adopted
- Second Reading Passed with Amendments
- Mar 16, 2026 | Senate
- Favorable with Amendments Report by Education, Energy, and the Environment
- Feb 09, 2026 | Senate
- Hearing 2/17 at 1:00 p.m.
- Jan 30, 2026 | Senate
- First Reading Education, Energy, and the Environment
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 {193225/1 Adopted (Senate)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 - Senate - Committee - Education, Energy, and the EnvironmentPDF
- Vote - House - Committee - Environment and TransportationPDF
- Video: Education, Energy, and the EnvironmentHTML
- Video: Environment and TransportationHTML
- Witness ListHTML
- EEE Virtual - Oral Testimony, FAV -- Radov, Lisa (Maryland Votes for Animals, Inc.)
- EEE Testimony, FAV -- Blanchard, Meredith (National Anti-Vivisection Society)
- EEE Testimony, FAV -- Hvitved, Angela (Alternatives Research & Development Foundation)
- EEE Testimony, FAV -- Ulrey, Amanda (Institute for In Vitro Sciences, Inc.)
- EEE Testimony, UNF -- Harrington, Gene (Animal Health Institute)
- EEE Testimony, UNF -- Hampton, Timothy (BIOQUAL, Inc.)
- EEE In Person - Oral Testimony, FAV -- Waters, Carrie (Humane Veterinary Medical Alliance (HumaneVMA))
- EEE Testimony, FAV -- Volodin, Stacey (Humane World for Animals)
- EEE Testimony, FAV -- Schaeffer, Crystal (American Anti-Vivisection Society)
- EEE Testimony, UNF -- Sidh, Sameer (Johns Hopkins University and Medicine)
- EEE Testimony, FWA -- Bauer, Danielle (Maryland Veterinary Medical Association)
- EEE Testimony, N/A -- Testimony, All
- EEE Testimony, UNF -- Morton, Brandon (National Association for Biomedical Research)
- ENT Virtual - Oral Testimony, FAV -- Radov, Lisa (Maryland Votes for Animals, Inc.)
- ENT Testimony, FAV -- Hollocher, Robert (National Anti-Vivisection Society)
- ENT Virtual - Oral Testimony, UNF -- Bogley, Laura (Maryland Right to Life)
- ENT Testimony, UNF -- Harrington, Gene (Animal Health Institute)
- ENT In Person - Oral Testimony, FAV -- Hilley, Mary (Humane World for Animals)
- ENT Testimony, UNF -- Leach, Tom (Pennyslvania Society for Biomedical Research)
- ENT Testimony, FWA -- Bauer, Danielle (Maryland Veterinary Medical Association)

