# Montana HB 531: Revise laws related to legislative rules

Montana HB 531, Revise laws related to legislative rules, is a 69th Legislature, Regular Session (2025) House bill sponsored by Steve Fitzpatrick (Republican); status signed, last action 2025-05-05 (Chapter Number Assigned) (as of 2026-10-12).

- Canonical: https://policyrisk.com/state-bill/MT-HB531-2025
- As of: 2026-10-12
- Plain-text twin of the page above; the HTML and this file carry the same facts.

## Facts
- Bill: Montana HB 531
- State: Montana
- Session: 69th Legislature, Regular Session (2025)
- Title: Revise laws related to legislative rules
- Status: signed
- Chamber: House
- Introduced: 2025-02-18
- Last action: 2025-05-05, Chapter Number Assigned
- Sponsor: Steve Fitzpatrick (Republican)
- Cosponsors: 1
- Subjects: Legislature
- Touches household money: no
- Roll calls: 4 (176 yes, 120 no in all)
- Economic provisions PRIA read: 1

## Summary

No summary available.

## Bill overview: provisions PRIA read

- Legislature controls its rules; courts limited: mixed, low. The Montana Legislature alone can make, enforce, interpret, suspend, repeal, or waive its own rules. Courts and judges cannot review or interpret those rules. A judge may step in only if a rule conflicts with the Montana or U.S. Constitution, using the state’s existing definition of “judicial offic…

## Sponsors and cosponsors

- Sponsor: Steve Fitzpatrick (Republican), House
- Cosponsor: Barry Usher (Republican), Senate

## Roll call votes

| Date | Chamber | Motion | Result | Yes | No | Other |
| --- | --- | --- | --- | --- | --- | --- |
| 2025-04-10 | Senate | Do Concur | pass | 29 | 19 |   |
| 2025-04-09 | Senate | Do Concur | pass | 31 | 19 |   |
| 2025-03-07 | House | Do Pass | pass | 59 | 40 |   |
| 2025-03-05 | House | Do Pass | pass | 57 | 42 |   |

## Actions (23)

- 2025-05-05: Chapter Number Assigned (House)
- 2025-05-01: Signed by Governor (House)
- 2025-04-22: Transmitted to Governor (House)
- 2025-04-22: Signed by President (Senate)
- 2025-04-18: Signed by Speaker (House)
- 2025-04-11: Returned from Enrolling (House)
- 2025-04-10: Sent to Enrolling (House)
- 2025-04-10: 3rd Reading (Senate)
- 2025-04-09: 2nd Reading (Senate)
- 2025-03-24: Committee Report (Senate)
- 2025-03-24: Committee Executive Action (Senate)
- 2025-03-24: Hearing (Senate)
- 2025-03-14: Referred to Committee (Senate)
- 2025-03-14: 1st Reading (Senate)
- 2025-03-07: Transmitted to Senate (House)
- 2025-03-07: 3rd Reading (House)
- 2025-03-05: 2nd Reading (House)
- 2025-02-25: Committee Report (House)
- 2025-02-25: Committee Executive Action (House)
- 2025-02-20: Hearing (House)
- 2025-02-18: 1st Reading (House)
- 2025-02-18: Referred to Committee (House)
- 2025-02-18: Introduced (House)

## Bill text

- Enrolled, 2025-04-10: [PDF](https://docs.legmt.gov/download-ticket?ticketId=d595f803-e757-4d29-8d0c-95156ef8dd1e)
- As Amended (Version 2), 2025-02-25: [PDF](https://docs.legmt.gov/download-ticket?ticketId=a0addefe-0330-4e6b-86db-a117b24e75a9)
- Introduced, 2025-02-18: [PDF](https://docs.legmt.gov/download-ticket?ticketId=ef27fd95-e26c-49fe-ab82-5c4384087c62)

## Related bills

- SB 437: Revise definition of sex in Montana law (signed)
- HB 831: Increase elderly homeowner and renter income tax credit (vetoed)
- HB 628: Revise early literacy targeted intervention laws (vetoed)
- SB 410: Provide for Montana genomic security act (vetoed)
- SB 424: Revising the disabled veteran property tax assistance program (vetoed)
- SB 422: Generally revise laws relating to insurance coverage relating to cancer (vetoed)

## Sources
- [Enrolled (PDF)](https://docs.legmt.gov/download-ticket?ticketId=d595f803-e757-4d29-8d0c-95156ef8dd1e)
- [As Amended (Version 2) (PDF)](https://docs.legmt.gov/download-ticket?ticketId=a0addefe-0330-4e6b-86db-a117b24e75a9)
- [Introduced (PDF)](https://docs.legmt.gov/download-ticket?ticketId=ef27fd95-e26c-49fe-ab82-5c4384087c62)

## Related
- [SB 437: Revise definition of sex in Montana law](https://policyrisk.com/state-bill/MT-SB437-2025)
- [HB 831: Increase elderly homeowner and renter income tax credit](https://policyrisk.com/state-bill/MT-HB831-2025)
- [HB 628: Revise early literacy targeted intervention laws](https://policyrisk.com/state-bill/MT-HB628-2025)
- [SB 410: Provide for Montana genomic security act](https://policyrisk.com/state-bill/MT-SB410-2025)
- [SB 424: Revising the disabled veteran property tax assistance program](https://policyrisk.com/state-bill/MT-SB424-2025)
- [SB 422: Generally revise laws relating to insurance coverage relating to cancer](https://policyrisk.com/state-bill/MT-SB422-2025)
- [Montana bills](https://policyrisk.com/states/montana/bills)
- [Montana state hub](https://policyrisk.com/states/montana)
- [All state legislation](https://policyrisk.com/state-bills)

Source: PRIA, https://policyrisk.com/state-bill/MT-HB531-2025 (as of 2026-10-12).