2025-2026 Regular Session • US Congress Legislature
SB331: HALT Fentanyl Act Halt All Lethal Trafficking of Fentanyl Act
Legislative Summary
A bill to amend the Controlled Substances Act with respect to the scheduling of fentanyl-related substances, and for other purposes.
Demographic Impact
Overall analysis of equity impact
Neutral
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Bill History
1/30/2025
Read twice and referred to the Committee on the Judiciary.
Senate
2/27/2025
Committee on the Judiciary. Ordered to be reported with an amendment in the nature of a substitute favorably.
Senate
3/3/2025
Committee on the Judiciary. Reported by Senator Grassley with an amendment in the nature of a substitute. Without written report.
Senate
3/3/2025
Placed on Senate Legislative Calendar under General Orders. Calendar No. 18.
Senate
3/4/2025
Motion to proceed to consideration of measure made in Senate. (CR S1488)
Senate
3/4/2025
Cloture motion on the motion to proceed to the measure presented in Senate. (CR S1488)
Senate
3/5/2025
Motion to proceed to measure considered in Senate. (CR S1521)
Senate
3/6/2025
Motion to proceed to measure considered in Senate. (CR S1596)
Senate
3/6/2025
Cloture on the motion to proceed to the measure invoked in Senate by Yea-Nay Vote. 82 - 12. Record Vote Number: 110. (CR S1596)
Senate
3/10/2025
Motion to proceed to measure considered in Senate. (CR S1623)
Senate
3/10/2025
Motion to proceed to consideration of measure agreed to in Senate by Voice Vote. (consideration: CR S1623)
Senate
3/10/2025
S.Amdt.1237 Amendment SA 1237 proposed by Senator Thune for Senator Grassley. (consideration: CR S1623)
Senate
3/10/2025
Measure laid before Senate by motion.
Senate
3/11/2025
Considered by Senate. (consideration: CR S1659)
Senate
3/11/2025
S.Amdt.1237 Considered by Senate. (consideration: CR S1659)
Senate
3/11/2025
Cloture motion on the measure presented in Senate. (CR S1659)
Senate
3/13/2025
Cloture on the measure invoked in Senate by Yea-Nay Vote. 84 - 15. Record Vote Number: 124. (CR S1735)
Senate
3/13/2025
S.Amdt.1237 Considered by Senate. (consideration: CR S1735)
Senate
3/13/2025
Considered by Senate. (consideration: CR S1735)
Senate
3/14/2025
Considered by Senate. (consideration: CR S1762-1765)
Senate
3/14/2025
The committee substitute agreed to by Unanimous Consent.
Senate
3/14/2025
Passed Senate with an amendment by Yea-Nay Vote. 84 - 16. Record Vote Number: 127.
Senate
3/14/2025
S.Amdt.1237 Considered by Senate. (consideration: CR S1765)
Senate
3/14/2025
S.Amdt.1237 Proposed amendment SA 1237 withdrawn in Senate.
Senate
3/14/2025
Message on Senate action sent to the House.
Senate
3/18/2025
Received in the House.
House of Representatives
3/18/2025
Held at the desk.
House of Representatives
Roll Call Votes
On Passage of the Bill S. 331 RC# 127
3/14/2025
84
Yea
16
Nay
0
Not Voting
0
Absent
Result: PASSED
On the Cloture Motion S. 331 RC# 124
3/13/2025
84
Yea
15
Nay
0
Not Voting
1
Absent
Result: PASSED
On Cloture on the Motion to Proceed S. 331 RC# 110
3/6/2025
82
Yea
12
Nay
0
Not Voting
6
Absent
Result: PASSED
Status Information
Current Status
Engrossed(3/18/2025)
Chamber
House of Representatives
Sponsors
Republican: 25
Democrat: 6
Independent: 1
Primary Sponsor

Bill Cassidy
Republican
Co-Sponsors (31)
Martin Heinrich
Democrat
Chuck Grassley
Republican
Roger Marshall
Republican
Todd Young
Republican
Steve Daines
Republican
Mike Rounds
Republican
Shelley Capito
Republican
Eric Schmitt
Republican
John Kennedy
Republican
Ruben Gallego
Democrat
Margaret Hassan
Democrat
Catherine Cortez Masto
Democrat
Jeanne Shaheen
Democrat
Angus King
Independent
Mark Kelly
Democrat
John Cornyn
Republican
Josh Hawley
Republican
Thom Tillis
Republican
Lindsey Graham
Republican
Ted Cruz
Republican
Katie Boyd Britt
Republican
Marsha Blackburn
Republican
Mike Lee
Republican
Ashley Moody
Republican
David McCormick
Republican
Susan Collins
Republican
Dan Sullivan
Republican
James Justice
Republican
Pete Ricketts
Republican
Joni Ernst
Republican
Cindy Hyde-Smith
Republican