# Montana HB 26: Repeal mercury thermostat collection act

Montana HB 26, Repeal mercury thermostat collection act, is a 69th Legislature, Regular Session (2025) House bill sponsored by Becky Edwards (Democrat); status signed, last action 2025-05-08 (Chapter Number Assigned) (as of 2026-10-19).

- Canonical: https://policyrisk.com/state-bill/MT-HB26-2025
- 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 26
- State: Montana
- Session: 69th Legislature, Regular Session (2025)
- Title: Repeal mercury thermostat collection act
- Status: signed
- Chamber: House
- Introduced: 2024-12-06
- Last action: 2025-05-08, Chapter Number Assigned
- Sponsor: Becky Edwards (Democrat)
- Cosponsors: 1
- Subjects: Environmental Protection
- Touches household money: no
- Roll calls: 4 (285 yes, 13 no in all)
- Economic provisions PRIA read: 1

## Summary

No summary available.

## Bill overview: provisions PRIA read

- Mercury thermostat program and sales ban repealed: mixed, low. The law repeals Montana’s Mercury-Added Thermostat Collection Act. Thermostat makers and wholesalers no longer must run collection, recycling, education, or reporting programs. The prior ban on selling and installing mercury-added thermostats is removed. Households lose a state-run way to recycle o…

## Sponsors and cosponsors

- Sponsor: Becky Edwards (Democrat), House
- Cosponsor: Mike Cuffe (Republican), Senate

## Roll call votes

| Date | Chamber | Motion | Result | Yes | No | Other |
| --- | --- | --- | --- | --- | --- | --- |
| 2025-04-12 | Senate | Do Concur | pass | 46 | 4 |   |
| 2025-04-11 | Senate | Do Concur | pass | 42 | 8 |   |
| 2025-01-21 | House | Do Pass | pass | 99 | 0 |   |
| 2025-01-20 | House | Do Pass | pass | 98 | 1 |   |

## Actions (23)

- 2025-05-08: Chapter Number Assigned (House)
- 2025-05-05: Signed by Governor (House)
- 2025-04-25: Transmitted to Governor (House)
- 2025-04-25: Signed by President (Senate)
- 2025-04-23: Signed by Speaker (House)
- 2025-04-15: Returned from Enrolling (House)
- 2025-04-12: Sent to Enrolling (House)
- 2025-04-12: 3rd Reading (Senate)
- 2025-04-11: 2nd Reading (Senate)
- 2025-04-10: Committee Report (Senate)
- 2025-04-09: Committee Executive Action (Senate)
- 2025-04-02: Hearing (Senate)
- 2025-02-04: Referred to Committee (Senate)
- 2025-01-22: 1st Reading (Senate)
- 2025-01-21: Transmitted to Senate (House)
- 2025-01-21: 3rd Reading (House)
- 2025-01-20: 2nd Reading (House)
- 2025-01-16: Committee Report (House)
- 2025-01-15: Committee Executive Action (House)
- 2025-01-06: Hearing (House)
- 2025-01-06: 1st Reading (House)
- 2024-12-20: Referred to Committee (House)
- 2024-12-06: Introduced (House)

## Bill text

- Enrolled, 2025-04-15: [PDF](https://docs.legmt.gov/download-ticket?ticketId=31fb464d-ec89-4b45-89ec-469b1b66c259)
- Introduced, 2024-12-09: [PDF](https://docs.legmt.gov/download-ticket?ticketId=481ca514-bcb9-4d2c-92b7-98cab3e40e90)

## 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=31fb464d-ec89-4b45-89ec-469b1b66c259)
- [Introduced (PDF)](https://docs.legmt.gov/download-ticket?ticketId=481ca514-bcb9-4d2c-92b7-98cab3e40e90)

## 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-HB26-2025 (as of 2026-10-19).