Revise laws related to air quality standards
Introduced
Moved
Reached a final decision
Became law
Derived from the official record below.
Officially: “Revise laws related to air quality standards” Read the full text
Official title shown verbatim from the official record. Plain-language summary coming as coverage deepens. Not legal advice.
2025 session
Where it is
Show all 38 actions
(LC) Drafter Assigned · Dec 17, 2024
(LC) Draft Taken Off Hold · Dec 20, 2024
(LC) Draft in Legal Review · Jan 18, 2025
(LC) Draft in Edit · Jan 20, 2025
(LC) Draft in Input/Proofing · Jan 20, 2025
(LC) Draft in Final Drafter Review · Jan 20, 2025
(LC) Draft in Assembly · Jan 20, 2025
(LC) Draft Ready for Delivery · Jan 20, 2025
(LC) Draft Delivered to Requester · Jan 21, 2025
(H) Introduced · Jan 22, 2025
(H) Referred to Committee · Jan 23, 2025
(H) First Reading · Jan 23, 2025
(H) Hearing · Jan 29, 2025
(H) Committee Executive Action--Bill Passed · Feb 7, 2025
(H) Committee Report--Bill Passed · Feb 10, 2025
(H) Scheduled for 2nd Reading · Feb 12, 2025
(H) 2nd Reading Motion to Amend Carried · Feb 12, 2025
(H) 2nd Reading Passed as Amended · Feb 12, 2025
(H) Scheduled for 3rd Reading · Feb 18, 2025
(H) 3rd Reading Passed · Feb 18, 2025
(H) Transmitted to Senate · Feb 18, 2025
(S) First Reading · Feb 19, 2025
(S) Referred to Committee · Mar 1, 2025
(S) Hearing · Mar 21, 2025
(S) Committee Executive Action--Bill Concurred · Mar 28, 2025
(S) Committee Report--Bill Concurred · Mar 31, 2025
(S) 2nd Reading Pass Consideration · Apr 2, 2025
(S) Scheduled for 2nd Reading · Apr 3, 2025
(S) 2nd Reading Concurred · Apr 3, 2025
(S) Scheduled for 3rd Reading · Apr 4, 2025
(S) 3rd Reading Concurred · Apr 4, 2025
(H) Sent to Enrolling · Apr 4, 2025
(H) Returned from Enrolling · Apr 5, 2025
(H) Signed by Speaker · Apr 18, 2025
(S) Signed by President · Apr 21, 2025
(H) Transmitted to Governor · Apr 22, 2025
(H) Signed by Governor · May 1, 2025
Chapter Number Assigned · May 5, 2025
The numbers
1
sponsor on the bill
Sponsors
Greg Oblander
Recorded votes
Do ConcurSenate · 2025-04-04 · BILL_CONCURRED · YES 30, NO 19, EXCUSED 1
Do ConcurSenate · 2025-04-03 · BILL_CONCURRED · YES 31, NO 18, YES_EXCUSED 1
Do PassHouse · 2025-02-18 · BILL_PASSED · NO 38, YES 61, EXCUSED 1
Do Pass As AmendedHouse · 2025-02-12 · BILL_PASSED_AS_AMENDED · NO 40, YES 60
AMD-HB0291.001.002 Oblander DO PASSHouse · 2025-02-12 · MOTION_CARRIED · NO 1, YES 99
Roll-call results shown verbatim from the Montana legislature’s records. A result reflects that roll call’s own motion, not the bill’s overall outcome.
Every fact on this page links to its source, starting with the official bill record. Last action: Chapter Number Assigned (May 5, 2025).