# Montana HB 534: Allow county water and/or sewer districts to connect to a system beyond capacity

Montana HB 534, Allow county water and/or sewer districts to connect to a system beyond capacity, is a 69th Legislature, Regular Session (2025) House bill sponsored by Courtenay Sprunger (Republican); status signed, last action 2025-05-13 (Chapter Number Assigned) (as of 2026-10-19).

- Canonical: https://policyrisk.com/state-bill/MT-HB534-2025
- As of: 2026-10-19
- Plain-text twin of the page above; the HTML and this file carry the same facts.

## Facts
- Bill: Montana HB 534
- State: Montana
- Session: 69th Legislature, Regular Session (2025)
- Title: Allow county water and/or sewer districts to connect to a system beyond capacity
- Status: signed
- Chamber: House
- Introduced: 2025-02-18
- Last action: 2025-05-13, Chapter Number Assigned
- Sponsor: Courtenay Sprunger (Republican)
- Cosponsors: 2
- Subjects: Environmental Protection, Counties, Water, Health, Housing, Local Government, Rule Making
- Touches household money: no
- Roll calls: 4 (289 yes, 6 no in all)
- Economic provisions PRIA read: 2

## Summary

No summary available.

## Bill overview: provisions PRIA read

- Path to add water and sewer hookups: mixed, low. The law lets cities and eligible county water or sewer districts seek DEQ approval of a development plan to add service connections. DEQ sets the rules and reviews plans. Approval is allowed only if the plan shows no risk to health or the environment, no violation of state water laws or permits, an…
- Tighter rules for subdivision water and sewer: mixed, low. For subdivisions that rely on capacity approved in a development plan, local government must require the subdivider to finish water and sewer work before the final plat. The subdivider must provide a DEQ letter showing certification, as-builts received, and that the city or district complies with t…

## Sponsors and cosponsors

- Sponsor: Courtenay Sprunger (Republican), House
- Cosponsor: Greg Hertz (Republican), Senate
- Cosponsor: Llew Jones (Republican), House

## Roll call votes

| Date | Chamber | Motion | Result | Yes | No | Other |
| --- | --- | --- | --- | --- | --- | --- |
| 2025-04-14 | Senate | Do Concur | pass | 47 | 1 |   |
| 2025-04-12 | Senate | Do Concur | pass | 49 | 0 |   |
| 2025-03-04 | House | Do Pass | pass | 95 | 4 |   |
| 2025-03-03 | House | Do Pass | pass | 98 | 1 |   |

## Actions (22)

- 2025-05-13: Chapter Number Assigned (House)
- 2025-05-08: Signed by Governor (House)
- 2025-05-01: Transmitted to Governor (House)
- 2025-05-01: Signed by President (Senate)
- 2025-04-29: Signed by Speaker (House)
- 2025-04-15: Returned from Enrolling (House)
- 2025-04-14: Sent to Enrolling (House)
- 2025-04-14: 3rd Reading (Senate)
- 2025-04-12: 2nd Reading (Senate)
- 2025-04-01: Committee Report (Senate)
- 2025-03-31: Committee Executive Action (Senate)
- 2025-03-20: Hearing (Senate)
- 2025-03-05: Referred to Committee (Senate)
- 2025-03-04: Transmitted to Senate (House)
- 2025-03-04: 3rd Reading (House)
- 2025-03-03: 2nd Reading (House)
- 2025-02-26: Committee Report (House)
- 2025-02-25: Committee Executive Action (House)
- 2025-02-24: Hearing (House)
- 2025-02-18: 1st Reading (House)
- 2025-02-18: Referred to Committee (House)
- 2025-02-18: Introduced (House)

## Bill text

- Enrolled, 2025-04-14: [PDF](https://docs.legmt.gov/download-ticket?ticketId=eb6045b1-0264-497b-8363-1a7993130159)
- Introduced, 2025-02-18: [PDF](https://docs.legmt.gov/download-ticket?ticketId=fd4cf94e-3745-4baf-863a-e9ca302dd06c)

## 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=eb6045b1-0264-497b-8363-1a7993130159)
- [Introduced (PDF)](https://docs.legmt.gov/download-ticket?ticketId=fd4cf94e-3745-4baf-863a-e9ca302dd06c)

## 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-HB534-2025 (as of 2026-10-19).