How we calculate the "Score" for each bill we're tracking:
Bill Score =
total votes matching what voters want
total votes cast by the Representative on bills we are tracking
Where we get our data: open.pluralpolicy.com, a community project that pulls legislative data from the Federal and State House and Senate websites.
Official data: We track and report the votes reported by the legislature. Displayed votes are the most recent data available from the House and Senate websites through Open States.
Changed votes: Legislators are entitled to change their votes after bills pass or fail. Those changes may or may not be published by the state.
No votes: A gray circle indicates that the legislator did not vote on the latest motion for that bill. They may have been absent or otherwise unable to vote.
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HALT Fentanyl Act (S331)
Score:
82
%
Federal
2025
Latest Action:
Signed by President.
Updated:
July 16, 2025
Chamber:
Senate
The HALT Fentanyl Act amends the Controlled Substances Act to allow stricter regulations on fentanyl-related substances. It establishes definitions, registration requirements for research, and procedures for enforcement. The goal is to enhance control over the manufacturing and distribution of fentanyl analogues to combat illegal trafficking and improve public safety.