Missouri 2026 Regular Session Status: To Executive 1 R cosponsors

HB 1611 — CATALYTIC CONVERTERS

Last action — HCS Reported Do Pass (H)

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

This bill has been sent to the executive. Introduced December 01, 2025. It awaits signature.

Next likely step: the executive signs it into law or issues a veto.

Odds of enactment

Moderate chance

Based on the sponsor, cosponsors, and committee posture, this bill has a moderate chance of becoming law.

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A statistical estimate from our own model of past outcomes — an insight, not a guarantee. Policymaking is volatile.

Prognosis

Advancing 44% · moderate confidence

  • To Executive

    Current position in the legislative process.

  • 1 sponsor

    1 primary, 0 co-sponsors signed on.

  • Single-party support

    Sponsorship is currently within one party (1 R).

Based on stage, sponsorship breadth, committee status, recorded votes, and cross-state momentum — a description of the observable signals, not a prediction.

Summary

Changes the law regarding catalytic converters

Bill Text

We don't have the full text on file for this bill yet.

Read HB 1611 on the official Missouri source →

Action History

  1. HCS Reported Do Pass (H)

  2. HCS Voted Do Pass (H)

  3. Executive Session Completed (H)

  4. Public Hearing Completed (H)

  5. Referred: Emerging Issues(H)

  6. Read Second Time (H)

  7. Read First Time (H)

  8. Prefiled (H)

Sponsors

Sponsorship breakdown

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1 sponsors · 0 co-sponsors · 198 not signed on

Sponsors (1)

Co-sponsors (0)

None.

Not signed on (198)

198 members have not signed on to this bill.

Show all 198 →

"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

public-safety environment technology
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

What does HB 1611 do?
Changes the law regarding catalytic converters
Who sponsors HB 1611?
HB 1611 is sponsored by Hardy Billington (Republican).
What is the current status of HB 1611?
This bill has been sent to the executive. Introduced December 01, 2025. It awaits signature.
Where can I track HB 1611?
Track HB 1611 free on One Click Politics — get push/email alerts when it moves.

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Last checked for changes 3 months ago · updated continuously

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