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State Government / Wyoming / Legislation / HB 12

HB 12Session 2026HouseIntroduced

Clean Air and Geoengineering Prohibition Act.

Source-provided summary

AN ACT relating to environmental quality; prohibiting the release of atmospheric contaminants into the airspace above Wyoming as specified; providing legislative findings; providing definitions; authorizing the director of the department of environmental quality to monitor compliance with this act and issue cease and desist orders as specified; prohibiting retaliation against persons who report violations of this act; providing criminal penalties; providing positions; providing appropriations; requiring rulemaking; making conforming amendments; and providing for an effective date.

Latest development · Feb 9, 2026

H Failed Introduction 24-38-0-0-0

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Source record ↗
Session
2026
Introduced
Dec 6, 2025
Latest passage
Date unavailable
TopicsSponsorsActionsRelated billsDiscussion

Topics and classification

Civixly topics

Budget & TaxesJustice & Public SafetyEnvironment & Energy

Document type

Bill

Sponsors

Primary sponsors are listed before cosponsors and other sponsoring entities.

Primary sponsor

Agriculture, State and Public Lands and Water Resources

Action timeline

Newest action first. Action language is supplied by the state source.

View full action timeline3 actions⌄
  1. Feb 9, 2026

    H Failed Introduction 24-38-0-0-0

    House
  2. Jan 9, 2026

    H Received for Introduction

    FilingHouse
  3. Dec 6, 2025

    Bill Number Assigned

    Reading 1Governor of Wyoming

Related Wyoming legislation

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SF 101Updated Mar 10, 2026

Second amendment protection act amendments-3.

Justice & Public Safety
SF 119Updated Mar 9, 2026

Strategic investments and projects account-repeal-2.

Budget & Taxes
HB 126Updated Mar 9, 2026

Human heartbeat act.

Budget & TaxesJustice & Public Safety
SF 1Updated Mar 9, 2026

General government appropriations.

Budget & TaxesJustice & Public SafetyEnvironment & Energy
Browse all Wyoming legislation →

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State legislative data provided by Open States and linked legislature sources when available.

Civixly tracks state bill actions, passage dates, and sponsors. Member-level state roll-call histories are not included.

Source data last updated Jul 15, 2026.