# Montana HB 504: Expand livestock loss eligibility to include domestic bison

Montana HB 504, Expand livestock loss eligibility to include domestic bison, is a 69th Legislature, Regular Session (2025) House bill sponsored by Eric Tilleman (Republican); status signed, last action 2025-05-05 (Chapter Number Assigned); PRIA reads it as touching household money (as of 2026-10-12).

- Canonical: https://policyrisk.com/state-bill/MT-HB504-2025
- 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 504
- State: Montana
- Session: 69th Legislature, Regular Session (2025)
- Title: Expand livestock loss eligibility to include domestic bison
- Status: signed
- Chamber: House
- Introduced: 2025-02-13
- Last action: 2025-05-05, Chapter Number Assigned
- Sponsor: Eric Tilleman (Republican)
- Cosponsors: 0
- Subjects: Agriculture, Livestock, Rule Making
- Touches household money: yes
- Roll calls: 6 (482 yes, 11 no in all)
- Economic provisions PRIA read: 1

## Summary

No summary available.

## Bill overview: provisions PRIA read

- Domestic bison ranchers get loss payments: mixed, medium. Beginning July 1, 2025, Montana reimburses domestic bison lost to wolves, mountain lions, or grizzly bears. Losses on state, federal, tribal, and private land are eligible. Payments use fair market value based on recent public auction prices for that type of bison or a replacement price set by the…

## Sponsors and cosponsors

- Sponsor: Eric Tilleman (Republican), House

## Roll call votes

| Date | Chamber | Motion | Result | Yes | No | Other |
| --- | --- | --- | --- | --- | --- | --- |
| 2025-04-15 | House | Do Concur | pass | 97 | 0 |   |
| 2025-04-14 | House | Do Concur | pass | 97 | 3 |   |
| 2025-04-08 | Senate | Do Concur | pass | 44 | 4 |   |
| 2025-04-07 | Senate | Do Concur | pass | 47 | 3 |   |
| 2025-03-03 | House | Do Pass | pass | 98 | 0 |   |
| 2025-03-01 | House | Do Pass | pass | 99 | 1 |   |

## Actions (35)

- 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)
- 2025-04-15: Returned from Enrolling (House)
- 2025-04-15: Sent to Enrolling (House)
- 2025-04-15: 3rd Reading Senate Amendments (House)
- 2025-04-14: 2nd Reading Senate Amendments (House)
- 2025-04-08: Returned to House with Amendments (Senate)
- 2025-04-08: 3rd Reading (Senate)
- 2025-04-07: 2nd Reading (Senate)
- 2025-04-03: Committee Report (Senate)
- 2025-04-03: Committee Executive Action (Senate)
- 2025-04-02: Rereferred to Committee (Senate)
- 2025-04-02: Committee Report (Senate)
- 2025-04-01: Committee Executive Action (Senate)
- 2025-03-14: Hearing (Senate)
- 2025-03-14: Hearing Canceled (Senate)
- 2025-03-14: Hearing (Senate)
- 2025-03-04: Referred to Committee (Senate)
- 2025-03-04: 1st Reading (Senate)
- 2025-03-03: Transmitted to Senate (House)
- 2025-03-03: 3rd Reading (House)
- 2025-03-01: 2nd Reading (House)
- 2025-02-26: Committee Report (House)
- 2025-02-25: Committee Executive Action (House)
- 2025-02-21: Hearing (House)
- 2025-02-21: Fiscal Note Printed (House)
- 2025-02-20: Fiscal Note Signed (House)
- 2025-02-20: Fiscal Note Received (House)
- 2025-02-14: 1st Reading (House)
- 2025-02-14: Referred to Committee (House)
- 2025-02-13: Fiscal Note Requested (House)
- 2025-02-13: Introduced (House)

## Bill text

- Enrolled, 2025-04-15: [PDF](https://docs.legmt.gov/download-ticket?ticketId=8b0476fc-d6da-46a0-8aaa-3b81726f7d57)
- As Amended (Version 2), 2025-04-03: [PDF](https://docs.legmt.gov/download-ticket?ticketId=4e39f7df-a72d-4528-8897-35a9bdd8abde)
- Introduced, 2025-02-13: [PDF](https://docs.legmt.gov/download-ticket?ticketId=b6b04b39-1a05-4374-b205-554865abfe33)

## 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 422: Generally revise laws relating to insurance coverage relating to cancer (vetoed)
- SB 424: Revising the disabled veteran property tax assistance program (vetoed)

## Sources
- [Enrolled (PDF)](https://docs.legmt.gov/download-ticket?ticketId=8b0476fc-d6da-46a0-8aaa-3b81726f7d57)
- [As Amended (Version 2) (PDF)](https://docs.legmt.gov/download-ticket?ticketId=4e39f7df-a72d-4528-8897-35a9bdd8abde)
- [Introduced (PDF)](https://docs.legmt.gov/download-ticket?ticketId=b6b04b39-1a05-4374-b205-554865abfe33)

## 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 422: Generally revise laws relating to insurance coverage relating to cancer](https://policyrisk.com/state-bill/MT-SB422-2025)
- [SB 424: Revising the disabled veteran property tax assistance program](https://policyrisk.com/state-bill/MT-SB424-2025)
- [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-HB504-2025 (as of 2026-10-12).