# Montana HB 571: Revise aeronautics laws related to the use of ADS–B information

Montana HB 571, Revise aeronautics laws related to the use of ADS–B information, is a 69th Legislature, Regular Session (2025) House bill sponsored by Shane Klakken (Republican); status signed, last action 2025-05-13 (Chapter Number Assigned) (as of 2026-10-19).

- Canonical: https://policyrisk.com/state-bill/MT-HB571-2025
- 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 571
- State: Montana
- Session: 69th Legislature, Regular Session (2025)
- Title: Revise aeronautics laws related to the use of ADS–B information
- Status: signed
- Chamber: House
- Introduced: 2025-02-19
- Last action: 2025-05-13, Chapter Number Assigned
- Sponsor: Shane Klakken (Republican)
- Cosponsors: 0
- Subjects: Transportation
- Touches household money: no
- Roll calls: 6 (340 yes, 153 no in all)
- Economic provisions PRIA read: 1

## Summary

No summary available.

## Bill overview: provisions PRIA read

- No ADS-B tracking fees for small planes: benefit, low. In Montana, state agencies and private companies cannot use ADS-B In or Out data to set or collect fees from small plane owners and operators. This applies to flights within Montana in aircraft that weigh 9,000 pounds or less. It applies when the flight is under 14 C.F.R. part 91 (general aviation…

## Sponsors and cosponsors

- Sponsor: Shane Klakken (Republican), House

## Roll call votes

| Date | Chamber | Motion | Result | Yes | No | Other |
| --- | --- | --- | --- | --- | --- | --- |
| 2025-04-16 | House | Do Concur | pass | 66 | 32 |   |
| 2025-04-15 | House | Do Concur | pass | 97 | 3 |   |
| 2025-04-08 | Senate | Do Concur | pass | 30 | 18 |   |
| 2025-04-07 | Senate | Do Concur | pass | 31 | 18 |   |
| 2025-03-06 | House | Do Pass | pass | 60 | 39 |   |
| 2025-03-04 | House | Do Pass | pass | 56 | 43 |   |

## Actions (26)

- 2025-05-13: Chapter Number Assigned (House)
- 2025-05-08: Signed by Governor (House)
- 2025-05-02: Transmitted to Governor (House)
- 2025-05-02: Signed by President (Senate)
- 2025-04-29: Signed by Speaker (House)
- 2025-04-18: Returned from Enrolling (House)
- 2025-04-16: Sent to Enrolling (House)
- 2025-04-16: 3rd Reading Senate Amendments (House)
- 2025-04-15: 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)
- 2025-04-02: Committee Report (Senate)
- 2025-04-01: Committee Executive Action (Senate)
- 2025-03-14: Referred to Committee (Senate)
- 2025-03-14: 1st Reading (Senate)
- 2025-03-12: Hearing (Senate)
- 2025-03-06: Transmitted to Senate (House)
- 2025-03-06: 3rd Reading (House)
- 2025-03-04: 2nd Reading (House)
- 2025-02-27: Committee Report (House)
- 2025-02-26: Committee Executive Action (House)
- 2025-02-20: Hearing (House)
- 2025-02-19: 1st Reading (House)
- 2025-02-19: Referred to Committee (House)
- 2025-02-19: Introduced (House)

## Bill text

- Enrolled, 2025-04-17: [PDF](https://docs.legmt.gov/download-ticket?ticketId=084e24ae-61f4-4055-a013-0bb23584bddc)
- As Amended (Version 2), 2025-04-02: [PDF](https://docs.legmt.gov/download-ticket?ticketId=edcd2590-2b8f-4a23-b25f-7c462ebe30b1)
- Introduced, 2025-02-19: [PDF](https://docs.legmt.gov/download-ticket?ticketId=27f7d542-2b14-4fdc-b2ea-28a2727e58c0)

## 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=084e24ae-61f4-4055-a013-0bb23584bddc)
- [As Amended (Version 2) (PDF)](https://docs.legmt.gov/download-ticket?ticketId=edcd2590-2b8f-4a23-b25f-7c462ebe30b1)
- [Introduced (PDF)](https://docs.legmt.gov/download-ticket?ticketId=27f7d542-2b14-4fdc-b2ea-28a2727e58c0)

## 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-HB571-2025 (as of 2026-10-19).