HB 291 — Revise laws related to air quality standards
Last action — Chapter Number Assigned
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✓Introduced
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✓In Committee
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✓Passed House
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✓Passed Senate
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✓To Executive
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6Enacted
This bill has been enacted into law. Introduced December 17, 2024. Enacted.
Signed by Governor Greg Gianforte (Republican) on May 01, 2025.
Prognosis
Where this bill stands today.
Odds of enactment
HighHow often bills like it became law.
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Enacted
Current position in the legislative process.
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1 sponsor
1 primary, 0 co-sponsors signed on.
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Cleared a recorded vote
Passed 5 recorded votes so far.
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.
Summary
Revise laws related to air quality standards
Bill Text
We don't have the full text on file for this bill yet.
Read HB 291 on the official Montana source →Action History
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Chapter Number Assigned
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(H) Signed by Governor
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(H) Transmitted to Governor
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(S) Signed by President
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(H) Signed by Speaker
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(H) Returned from Enrolling
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(H) Sent to Enrolling
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(S) 3rd Reading
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(S) Scheduled for 3rd Reading
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(S) 2nd Reading
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(S) Scheduled for 2nd Reading
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(S) 2nd Reading Pass Consideration
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(S) Committee Report
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(S) Committee Executive Action
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(S) Hearing
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(S) Referred to Committee
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(S) 1st Reading
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(H) Transmitted to Senate
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(H) 3rd Reading
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(H) Scheduled for 3rd Reading
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(H) 2nd Reading
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(H) 2nd Reading Motion to Amend
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(H) Scheduled for 2nd Reading
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(H) Committee Report
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(H) Committee Executive Action
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(H) Hearing
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(H) 1st Reading
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(H) Referred to Committee
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(H) Introduced
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(LC) Draft Delivered to Requester
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(LC) Draft Ready for Delivery
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(LC) Draft in Assembly
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(LC) Draft in Final Drafter Review
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(LC) Draft in Input/Proofing
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(LC) Draft in Edit
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(LC) Draft in Legal Review
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(LC) Draft Taken Off Hold
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(LC) Drafter Assigned
Sponsors
- Legislator #69 · Primary
Sponsorship breakdown
Export CSV (upgrade) →1 sponsors · 0 co-sponsors · 205 not signed on · 61 voted No
Sponsors (1)
- Legislator #69
Co-sponsors (0)
None.
Not signed on (205)
205 members have not signed on to this bill.
Show all 205 →"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.
Votes
| Party | Yea | Nay | Present | Not Voting |
|---|---|---|---|---|
| Unaffiliated | 30 | 19 | 0 | 1 |
| Total | 30 | 19 | 0 | 1 |
| % of votes cast | 60% | 38% | 0% | 2% |
How each member voted (50)
| Party | Yea | Nay | Present | Not Voting |
|---|---|---|---|---|
| Unaffiliated | 32 | 18 | 0 | 0 |
| Total | 32 | 18 | 0 | 0 |
| % of votes cast | 64% | 36% | 0% | 0% |
How each member voted (50)
| Member | Party | Vote |
|---|---|---|
| Andrea Olsen | — | Nay |
| Barry Usher | — | Yea |
| Becky Beard | — | Yea |
| Bob Phalen | — | Yea |
| Bruce "Butch" Gillespie | — | Yea |
| Carl Glimm | — | Yea |
| Christopher Pope | — | Nay |
| Cora Neumann | — | Nay |
| Daniel Emrich | — | Yea |
| Daniel Zolnikov | — | Yea |
| Dave Fern | — | Nay |
| Denise Hayman | — | Nay |
| Denley Loge | — | Yea |
| Dennis Lenz | — | Yea |
| Derek Harvey | — | Nay |
| Ellie Boldman | — | Nay |
| Emma Kerr-Carpenter | — | Nay |
| Forrest Mandeville | — | Yea |
| Gayle Lammers | — | Yea |
| Greg Hertz | — | Yea |
| Gregg Hunter | — | Yea |
| Jacinda Morigeau | — | Nay |
| Janet Ellis | — | Nay |
| Jason Ellsworth | — | Yea |
| Jeremy Trebas | — | Yea |
| John Esp | — | Yea |
| John Fuller | — | Yea |
| Jonathan Windy Boy | — | Nay |
| Josh Kassmier | — | Yea |
| Kenneth Bogner | — | Yea |
| Laura Smith | — | Nay |
| Mark Noland | — | Yea |
| Mary Ann Dunwell | — | Nay |
| Matt Regier | — | Yea |
| Mike Cuffe | — | Yea |
| Mike Yakawich | — | Yea |
| Pat Flowers | — | Nay |
| Russ Tempel | — | Yea |
| Sara Novak | — | Nay |
| Shane Morigeau | — | Nay |
| Shelley Vance | — | Yea |
| Sue Vinton | — | Yea |
| Susan Webber | — | Nay |
| Theresa Manzella | — | Yea |
| Tom McGillvray | — | Yea |
| Tony Tezak | — | Yea |
| Vince Ricci | — | Yea |
| Wendy McKamey | — | Yea |
| Willis Curdy | — | Nay |
| Wylie Galt | — | Yea |
| Party | Yea | Nay | Present | Not Voting |
|---|---|---|---|---|
| Unaffiliated | 61 | 38 | 0 | 1 |
| Total | 61 | 38 | 0 | 1 |
| % of votes cast | 61% | 38% | 0% | 1% |
How each member voted (100)
| Party | Yea | Nay | Present | Not Voting |
|---|---|---|---|---|
| Unaffiliated | 99 | 1 | 0 | 0 |
| Total | 99 | 1 | 0 | 0 |
| % of votes cast | 99% | 1% | 0% | 0% |
How each member voted (100)
| Party | Yea | Nay | Present | Not Voting |
|---|---|---|---|---|
| Unaffiliated | 60 | 40 | 0 | 0 |
| Total | 60 | 40 | 0 | 0 |
| % of votes cast | 60% | 40% | 0% | 0% |
How each member voted (100)
Subjects
Frequently asked questions
- What does HB 291 do?
- Revise laws related to air quality standards
- Who sponsors HB 291?
- HB 291 is sponsored by Legislator #69.
- What is the current status of HB 291?
- This bill has been enacted into law. Introduced December 17, 2024. Enacted.
- Where can I track HB 291?
- Track HB 291 free on One Click Politics — get push/email alerts when it moves.
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