Florida · House Bill 477 · 2025 Regular Session

Geoengineering and Weather Modification Activities

HB 477 Sponsored by Kevin M. Steele and Debbie Mayfield Died in committee

  1. Introduced Feb 7, 2025
  2. In committee Feb 19, 2025
  3. Passed the House  
  4. Passed the Senate  
  5. To the governor  
  6. Became law Jul 1, 2025

What it does

The legislature's own summary of the bill, or its official long title.

Repeals, revises, & creates provisions of weather modification law relating to duties of DEP, prohibited activities, civil penalties, reporting & investigation of violations, & funding expenditures.

Every action

22 steps, oldest first, as the legislature records them.

Show the 14 earlier steps
  1. HouseFiled
  2. CommitteeReferred to Natural Resources & Disasters Subcommittee · House Natural Resources & Disasters Subcommittee
  3. CommitteeReferred to State Affairs Committee · House State Affairs Committee
  4. CommitteeNow in Natural Resources & Disasters Subcommittee · House Natural Resources & Disasters Subcommittee
  5. House1st Reading (Original Filed Version)
  6. CommitteeAdded to Natural Resources & Disasters Subcommittee agenda · House Natural Resources & Disasters Subcommittee
  7. CommitteeFavorable with CS by Natural Resources & Disasters Subcommittee · House Natural Resources & Disasters Subcommittee17–0 vote
  8. CommitteeReported out of Natural Resources & Disasters Subcommittee · House Natural Resources & Disasters Subcommittee
  9. HouseLaid on Table under Rule 7.18(a)
  10. HouseCS Filed
  11. House1st Reading (Committee Substitute 1)
  12. CommitteeReferred to State Affairs Committee · House State Affairs Committee
  13. CommitteeNow in State Affairs Committee · House State Affairs Committee
  14. HousePCS added to State Affairs Committee agenda
  1. CommitteeFavorable with CS by State Affairs Committee · House State Affairs Committee15–9 vote
  2. CommitteeReported out of State Affairs Committee · House State Affairs Committee
  3. HouseLaid on Table under Rule 7.18(a)
  4. HouseCS Filed
  5. House1st Reading (Committee Substitute 2)
  6. HouseBill referred to House Calendar
  7. HouseAdded to Second Reading Calendar
  8. HouseLaid on Table, companion bill(s) passed, see CS/CS/SB 56 (Ch. 2025-157)

Roll calls

2 recorded votes: 0 on the floor, 2 in committee. Each shows how every member voted.

Committee votes

DateWhereQuestionResult
Apr 1, 2025 House Natural Resources & Disasters Subcommittee Favorable with CS by Natural Resources & Disasters Subcommittee
Members

Yes · 17

Not voting · 1

 Passed 17–0
Apr 17, 2025 House State Affairs Committee Favorable with CS by State Affairs Committee
Members

Yes · 15

No · 9

Not voting · 2

 Passed 15–9

Sponsors

The 2 members who introduced it, joined by 4 cosponsors: 4 Republicans.

  • Kevin M. SteeleR Primary sponsor · District 55
  • Debbie MayfieldR Primary sponsor · District 32
  • SA State Affairs Committee Sponsoring committee
  • NR Natural Resources & Disasters Subcommittee Sponsoring committee
All 4 cosponsors

From Florida's official records (leg.state.fl.us; flhouse.gov), checked Nov 2, 2026. Text links go to the official versions; LegiList does not copy bill text.