South Carolina 126th General Assembly Status: Introduced 1 R cosponsors

H 4624 — A BILL TO AMEND THE SOUTH CAROLINA CODE OF LAWS BY ENACTING THE "SOUTH CAROLINA CLEAN AIR ACT" BY AMENDING SECTION 48-1-110, RELATING IN PART TO UNLAWFUL DISCHARGES OF AIR CONTAMINANTS, SO AS TO PROHIBIT THE INTENTIONAL EMISSION OF ANY AIR CONTAMINANT WHOSE PURPOSE IS TO AFFECT TEMPERATURE, WEATHER, OR SUNLIGHT INTENSITY; TO ESTABLISH CRIMINAL PENALTIES; TO REQUIRE THE DEPARTMENT OF ENVIRONMENTAL SERVICES TO TAKE CERTAIN ACTIONS, TO AUTHORIZE PRIVATE CITIZENS TO FILE LEGAL PROCEEDINGS; AND FOR OTHER PURPOSES.

Last action — Member(s) request name added as sponsor: Beach

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

This bill has been introduced in the House. Introduced December 16, 2025. It must pass committee before a floor vote.

Next likely step: a committee referral and hearing.

Odds of enactment

Low chance

Based on the sponsor, cosponsors, and committee posture, this bill has a low 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

Not enough signal yet

Not enough signal yet to read this bill's trajectory — we surface a likelihood only once there's real movement (stage, sponsorship, committee, or votes) to point to.

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

Summary

South Carolina Clean Air Act

Bill Text

Action History

  1. Member(s) request name added as sponsor: Beach

  2. Member(s) request name added as sponsor: Lastinger

  3. Member(s) request name added as sponsor: Burns

  4. Referred to Committee on Agriculture, Natural Resources and Environmental Affairs (House Journal-page 38)

  5. Introduced and read first time (House Journal-page 38)

  6. Referred to Committee on Agriculture, Natural Resources and Environmental Affairs

  7. Prefiled

Sponsors

Sponsorship breakdown

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1 sponsors · 11 co-sponsors · 158 not signed on

Sponsors (1)

Co-sponsors (11)

Not signed on (158)

158 members have not signed on to this bill.

Show all 158 →

"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
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Frequently asked questions

What does H 4624 do?
South Carolina Clean Air Act
Who sponsors H 4624?
H 4624 is sponsored by Representative John T. Lastinger, Jr., Representative James Mikell "Mike" Burns, Representative William M. "Bill" Chumley, Representative Adam L. Duncan, Representative Sarita L. Edgerton, Representative Thomas Beach, Representative April Cromer, Representative William C. "Chris" Huff, Representative Thomas Lee Gilreath, Representative John Gregory "Jay" Kilmartin, Stephen D. Frank (Republican), and Representative Joseph S. "Joe" White.
What is the current status of H 4624?
This bill has been introduced in the House. Introduced December 16, 2025. It must pass committee before a floor vote.
Where can I track H 4624?
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Last checked for changes 3 months ago · updated continuously

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