United States 119th Congress Status: In Committee 2 D cosponsors

S 4603 — Golden Mussel Eradication and Control Act of 2026

Last action — Read twice and referred to the Committee on Environment and Public Works.

  1. ✓
    Introduced
  2. 2
    In Committee
  3. 3
    Passed Senate
  4. 4
    Passed House
  5. 5
    To Executive
  6. 6
    Enacted

This bill is in committee in the Senate. Introduced May 20, 2026. It must pass committee before a floor vote.

Next likely step: a committee vote, then a floor vote in the Senate.

Prognosis

Stalled 18% · moderate confidence

Where this bill stands today.

Odds of enactment

Low

How often bills like it became law.

  • In Committee

    Current position in the legislative process.

  • 2 sponsors

    1 primary, 1 co-sponsors signed on.

  • Single-party support

    Sponsorship is currently within one party (2 D).

Prognosis reads this bill's own signals — stage, sponsorship breadth, committee status, recorded votes and cross-state momentum. Odds come from a model trained on which bills have become law.

In plain language

The bill establishes a demonstration program for controlling and eradicating the golden mussel.

This bill amends existing law to create a program focused on research, monitoring, and control of the golden mussel. It involves collaboration with various entities and includes funding for related projects through grants.

What this means for you
  • Environment: This means efforts will be made to manage the impact of the golden mussel on the ecosystem.

Bill Text

Action History

  1. Introduced in Senate

  2. Read twice and referred to the Committee on Environment and Public Works.

Sponsors

Sponsorship breakdown

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1 sponsors · 1 co-sponsors · 545 not signed on

Sponsors (1)

Co-sponsors (1)

Not signed on (545)

545 members have not signed on to this bill.

Show all 545 →

"Not signed on" means a member has not sponsored or co-sponsored this bill — it does not imply opposition. Members flagged Voted No have a recorded No vote on this bill.

Whip count is in markup. Polling the chamber and every recorded vote this session. Only the first open is slow. It’s instant for you after this. Calling the roll · Tallying · Engrossing

Subjects

environment
Cross-referencing the record. Reading this bill against every other bill in the corpus by meaning, not keywords. Only the first open is slow. It’s instant for you after this. Matching · Ranking · Engrossing

Frequently asked questions

Who sponsors S 4603?
S 4603 is sponsored by Padilla, Alex (Democratic) and Schiff, Adam B. (Democratic).
What is the current status of S 4603?
This bill is in committee in the Senate. Introduced May 20, 2026. It must pass committee before a floor vote.
Where can I track S 4603?
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Last checked for changes 3 months ago · updated continuously

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