psilocybin services; regulation; licensure
SB 1555 establishes the Arizona Psilocybin Advisory Board to oversee future regulation of psilocybin services. The board, composed of 12 members appointed by the governor, senate president, and house speaker, includes health professionals, law enforcement, mental health advocates, and researchers. It must publish annual reports starting July 2026, summarizing scientific research on psilocybin's safety and efficacy for mental health conditions, and tracking other states' policies. This procedural bill creates the framework for future regulation but does not legalize or regulate psilocybin services itself.
Bill status
signed
all 5 stages cleared
Introduction
Feb 2025
Committee Review
Senate Passage
Jun 2025
House Passage
Jun 2025
Signed into Law
Jun 2025
Introduced Feb 10, 2025
Signed Jun 27, 2025
Maddy AI version diff · 4 comparisons
What changed between versions
HOUSE - Amended by HHS - passed
→
Chaptered Version
·
3 edits
MINOR
The bill was finalized and enacted into law as Chapter 231, removing committee markup and adding official chapter formatting. The substantive policy content regarding psilocybin regulation remains unchanged from the previous version.
Scope change
The bill's scope and applicability remain the same as the House version, with no substantive policy changes to the psilocybin regulation provisions.
TECHNICAL
Removed House committee markup and added official chapter formatting and legislative history headers.
Added official approval dates (Governor June 27, 2025) and Secretary of State filing information.
Replaced House amendment instructions with final enacted statute text.
Floor votes · Senate Mar 4, 2025 · House Jun 18, 2025
How they voted
23–4
Passed · 3 other
Total votes 30
Mar 4, 2025
D
Democratic13
76% Yea
R
Republican17
76% Yea
Vote distribution
All Yea
All Nay
Mixed
No data
Full legislative history
Actions timeline
Total actions
15
Key actions
8
Committee
0
Amendments
4
Jun 27, 2025
Signed into law
Signed by Governor
executive
Jun 19, 2025
Upper · Passed
PASSED
upper
Jun 18, 2025
Lower · Passed
PASSED
lower
Apr 22, 2025
Lower · Passed
DPA
lower
Mar 24, 2025
Lower · Passed
DPA/SE
lower
Mar 4, 2025
Upper · Passed
PASSED
upper
Feb 27, 2025
Upper · Passed
DPA
upper
Feb 19, 2025
Upper · Passed
DPA
upper
1 primary · 0 co-sponsors
Sponsors
Role
Legislator
Party
State
District
P
T.J. Shope
RRepublican
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