# Montana SB 133: Revise impact fee laws

Montana SB 133, Revise impact fee laws, is a 69th Legislature, Regular Session (2025) Senate bill sponsored by Greg Hertz (Republican); status signed, last action 2025-05-13 (Chapter Number Assigned); PRIA reads it as touching household money (as of 2026-10-12).

- Canonical: https://policyrisk.com/state-bill/MT-SB133-2025
- As of: 2026-10-12
- Plain-text twin of the page above; the HTML and this file carry the same facts.

## Facts
- Bill: Montana SB 133
- State: Montana
- Session: 69th Legislature, Regular Session (2025)
- Title: Revise impact fee laws
- Status: signed
- Chamber: Senate
- Introduced: 2025-01-13
- Last action: 2025-05-13, Chapter Number Assigned
- Sponsor: Greg Hertz (Republican)
- Cosponsors: 0
- Subjects: Housing, City Finance, County Finance, Local Finance, Local Government
- Touches household money: yes
- Roll calls: 6 (237 yes, 160 no in all)
- Economic provisions PRIA read: 2

## Summary

No summary available.

## Bill overview: provisions PRIA read

- Limits on impact fees for development: benefit, medium. The law caps how much a local government can raise an adopted impact fee. Any increase cannot be higher than the year‑over‑year Producer Price Index (all commodities, 1982–84 = 100). It compares the newest month to the same month one year earlier. The law also bans any separate administration charg…
- Impact fees cover more safety projects: benefit, low. The law updates what impact fees can pay for. It now includes traffic signals and public‑safety facilities like police, fire, 9‑1‑1, emergency management, and rescue. Landscaping is no longer an eligible use. This change guides how local governments spend collected fees on growth‑related projects.

## Sponsors and cosponsors

- Sponsor: Greg Hertz (Republican), Senate

## Roll call votes

| Date | Chamber | Motion | Result | Yes | No | Other |
| --- | --- | --- | --- | --- | --- | --- |
| 2025-04-15 | Senate | Do Pass | pass | 32 | 18 |   |
| 2025-04-14 | Senate | Do Pass | pass | 32 | 17 |   |
| 2025-04-11 | House | Do Concur | pass | 56 | 44 |   |
| 2025-04-11 | House | Do Concur | pass | 54 | 45 |   |
| 2025-02-07 | Senate | Do Pass | pass | 32 | 17 |   |
| 2025-02-06 | Senate | Do Pass | pass | 31 | 19 |   |

## Actions (26)

- 2025-05-13: Chapter Number Assigned (Senate)
- 2025-05-08: Signed by Governor (Senate)
- 2025-05-01: Transmitted to Governor (Senate)
- 2025-05-01: Signed by Speaker (House)
- 2025-04-22: Signed by President (Senate)
- 2025-04-16: Returned from Enrolling (Senate)
- 2025-04-15: Sent to Enrolling (Senate)
- 2025-04-15: 3rd Reading House Amendments (Senate)
- 2025-04-14: 2nd Reading House Amendments (Senate)
- 2025-04-11: Returned to Senate with Amendments (House)
- 2025-04-11: 3rd Reading (House)
- 2025-04-11: 2nd Reading (House)
- 2025-04-09: Committee Report (House)
- 2025-04-08: Committee Executive Action (House)
- 2025-03-06: Hearing (House)
- 2025-02-10: 1st Reading (House)
- 2025-02-10: Referred to Committee (House)
- 2025-02-07: Transmitted to House (Senate)
- 2025-02-07: 3rd Reading (Senate)
- 2025-02-06: 2nd Reading (Senate)
- 2025-02-04: Committee Report (Senate)
- 2025-02-03: Committee Executive Action (Senate)
- 2025-01-16: Hearing (Senate)
- 2025-01-15: Referred to Committee (Senate)
- 2025-01-14: 1st Reading (Senate)
- 2025-01-13: Introduced (Senate)

## Bill text

- Enrolled, 2025-04-15: [PDF](https://docs.legmt.gov/download-ticket?ticketId=a3a6280f-a7aa-449c-98b4-a627b1e0663e)
- As Amended (Version 3), 2025-04-09: [PDF](https://docs.legmt.gov/download-ticket?ticketId=66f1b413-9f70-4b96-9135-719e9e6db4ab)
- As Amended (Version 2), 2025-02-04: [PDF](https://docs.legmt.gov/download-ticket?ticketId=f1c9d82a-4be4-48b4-b329-f4d2402e2e57)
- Introduced, 2025-01-13: [PDF](https://docs.legmt.gov/download-ticket?ticketId=d75d863a-6dde-474a-b3bb-4dc43e061df9)

## 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=a3a6280f-a7aa-449c-98b4-a627b1e0663e)
- [As Amended (Version 3) (PDF)](https://docs.legmt.gov/download-ticket?ticketId=66f1b413-9f70-4b96-9135-719e9e6db4ab)
- [As Amended (Version 2) (PDF)](https://docs.legmt.gov/download-ticket?ticketId=f1c9d82a-4be4-48b4-b329-f4d2402e2e57)
- [Introduced (PDF)](https://docs.legmt.gov/download-ticket?ticketId=d75d863a-6dde-474a-b3bb-4dc43e061df9)

## 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-SB133-2025 (as of 2026-10-12).