# New Hampshire HB441: relative to visible motor vehicle diesel emissions and "rolling coal".

New Hampshire HB441, relative to visible motor vehicle diesel emissions and "rolling coal"., is a 2025-2026 Regular Session House bill sponsored by Heath Howard (Democratic); status failed, last action 2025-03-26 (Inexpedient to Legislate: MA VV 03/26/2025 HJ 10 P. 44) (as of 2026-10-17).

- Canonical: https://policyrisk.com/state-bill/NH-HB441-2025-2026
- As of: 2026-10-17
- Plain-text twin of the page above; the HTML and this file carry the same facts.

## Facts
- Bill: New Hampshire HB441
- State: New Hampshire
- Session: 2025-2026 Regular Session
- Title: relative to visible motor vehicle diesel emissions and "rolling coal".
- Status: failed
- Chamber: House
- Introduced: 2025-01-10
- Last action: 2025-03-26, Inexpedient to Legislate: MA VV 03/26/2025 HJ 10 P. 44
- Sponsor: Heath Howard (Democratic)
- Cosponsors: 7
- Touches household money: no
- Economic provisions PRIA read: 0

## Summary

No summary available.

## Bill overview

No economic impacts identified for this bill.

## Sponsors and cosponsors

- Sponsor: Heath Howard (Democratic), House
- Cosponsor: Debra Altschiller (Democratic), Senate
- Cosponsor: Jessica Finn LaMontagne (Democratic), House
- Cosponsor: Jim V. Maggiore (Democratic), House
- Cosponsor: Kat McGhee (Democratic), House
- Cosponsor: Lucius Parshall (Democratic), House
- Cosponsor: Peter Lovett (Democratic), House
- Cosponsor: Rosemarie Rung (Democratic), House

## Actions (5)

- 2025-03-26: Inexpedient to Legislate: MA VV 03/26/2025 HJ 10 P. 44 (House)
- 2025-03-14: Committee Report: Inexpedient to Legislate 03/04/2025 (Vote 16-0; CC) HC 17 P. 24 (House)
- 2025-02-27: Executive Session: 03/04/2025 10:00 am LOB 203 (House)
- 2025-02-05: Public Hearing: 02/11/2025 10:40 am LOB 203 (House)
- 2025-01-10: Introduced (in recess of) 01/09/2025 and referred to Transportation HJ 3 P. 10 (House)

## Bill text

- Introduced, 2025-01-10: [PDF](https://gc.nh.gov/bill_status/pdf.aspx?q=billVersion&id=6116)

## Related bills

- HB2026: (New Title) relative to the state 10-year transportation improvement plan; relative to toll rate adjustments and periodic toll reviews for the New Hampshire tu… (became law)
- HB1002: repealing the solar energy systems tax exemption. (failed)
- SB101: (Second New Title) authorizing parents to enroll their children in any public school in the state. (failed)
- CACR22: relating to the compensation of the legislature. Providing that the present compensation per elected term for legislators is hereby abolished. (failed)
- HB1834: relative to the education freedom account enrollment cap. (failed)
- HB1786: relative to creating a state assessment on non-homestead luxury second homes to fund statewide housing development programs and address housing shortages and m… (failed)

## Sources
- [Introduced (PDF)](https://gc.nh.gov/bill_status/pdf.aspx?q=billVersion&id=6116)

## Related
- [HB2026: (New Title) relative to the state 10-year transportation improvement plan; rela…](https://policyrisk.com/state-bill/NH-HB2026-2025-2026)
- [HB1002: repealing the solar energy systems tax exemption.](https://policyrisk.com/state-bill/NH-HB1002-2025-2026)
- [SB101: (Second New Title) authorizing parents to enroll their children in any public s…](https://policyrisk.com/state-bill/NH-SB101-2025-2026)
- [CACR22: relating to the compensation of the legislature. Providing that the present com…](https://policyrisk.com/state-bill/NH-CACR22-2025-2026)
- [HB1834: relative to the education freedom account enrollment cap.](https://policyrisk.com/state-bill/NH-HB1834-2025-2026)
- [HB1786: relative to creating a state assessment on non-homestead luxury second homes to…](https://policyrisk.com/state-bill/NH-HB1786-2025-2026)
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- [New Hampshire state hub](https://policyrisk.com/states/new-hampshire)
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Source: PRIA, https://policyrisk.com/state-bill/NH-HB441-2025-2026 (as of 2026-10-17).