# Idaho H 0664: MOTOR VEHICLES – Amends existing law to provide that speed limits for vehicles with five or more axles operating at a gross weight of more than 26,000 pounds shall be the same as for other vehicles.

Idaho H 0664, MOTOR VEHICLES – Amends existing law to provide that speed limits for vehicles with five or more axles operating at a gross weight of more than 26,000 pounds shall be the same as for other vehicles., is a 2026 regular legislative session House bill sponsored by TRANSPORTATION AND DEFENSE COMMITTEE; status signed, last action 2026-03-24 (Reported Signed by Governor on March 23, 2026 Session Law Chapter 108 Effective: 07/01/2026) (as of 2026-10-11).

- Canonical: https://policyrisk.com/state-bill/ID-H0664-2026
- As of: 2026-10-11
- Plain-text twin of the page above; the HTML and this file carry the same facts.

## Facts
- Bill: Idaho H 0664
- State: Idaho
- Session: 2026 regular legislative session
- Title: MOTOR VEHICLES – Amends existing law to provide that speed limits for vehicles with five or more axles operating at a gross weight of more than 26,000 pounds shall be the same as for other vehicles.
- Status: signed
- Chamber: House
- Introduced: 2026-02-13
- Last action: 2026-03-24, Reported Signed by Governor on March 23, 2026 Session Law Chapter 108 Effective: 07/01/2026
- Sponsor: TRANSPORTATION AND DEFENSE COMMITTEE
- Cosponsors: 2
- Subjects: MOTOR VEHICLES
- Touches household money: no
- Roll calls: 2 (84 yes, 18 no in all)
- Economic provisions PRIA read: 1

## Summary

No summary available.

## Bill overview: provisions PRIA read

- Same speed limits for heavy trucks: mixed, low. Beginning July 1, 2026, heavy trucks with five or more axles and over 26,000 pounds follow the same posted speed limits as other vehicles on most roads. On interstates outside urban areas, their top speed matches the limit for cars and pickups. In urban areas on interstates, their top speed is capp…

## Sponsors and cosponsors

- Sponsor: TRANSPORTATION AND DEFENSE COMMITTEE
- Cosponsor: Mark Harris (Republican), Senate
- Cosponsor: Douglas T. Pickett (Republican), House

## Roll call votes

| Date | Chamber | Motion | Result | Yes | No | Other |
| --- | --- | --- | --- | --- | --- | --- |
| 2026-03-17 | Senate | Senate Floor Vote | pass | 27 | 7 |   |
| 2026-03-03 | House | House Floor Vote | pass | 57 | 11 |   |

## Actions (17)

- 2026-03-24: Reported Signed by Governor on March 23, 2026 Session Law Chapter 108 Effective: 07/01/2026
- 2026-03-19: Delivered to Governor at 2 p.m. on March 19, 2026
- 2026-03-19: Returned Signed by the President; Ordered Transmitted to Governor (Senate)
- 2026-03-18: Signed by President; returned to House (Senate)
- 2026-03-18: Received from the House enrolled/signed by Speaker (Senate)
- 2026-03-18: Reported Enrolled; Signed by Speaker; Transmitted to Senate (House)
- 2026-03-17: Returned from Senate Passed; to JRA for Enrolling (House)
- 2026-03-17: Read third time in full – PASSED - 27-7-1 (Senate)
- 2026-03-13: Read second time; filed for Third Reading (Senate)
- 2026-03-12: Reported out of Committee with Do Pass Recommendation; Filed for second reading (Senate)
- 2026-03-04: Introduced, read first time; referred to: Transportation (Senate)
- 2026-03-04: Received from the House passed; filed for first reading (Senate)
- 2026-03-03: Read Third Time in Full – PASSED - 57-11-2 (House)
- 2026-03-02: Read second time; Filed for Third Reading (House)
- 2026-02-27: Reported out of Committee with Do Pass Recommendation, Filed for Second Reading (House)
- 2026-02-16: Reported Printed and Referred to Transportation & Defense (House)
- 2026-02-13: Introduced, read first time, referred to JRA for Printing (House)

## Bill text

- Bill Text: [PDF](https://legislature.idaho.gov/wp-content/uploads/sessioninfo/2026/legislation/H0664.pdf)

## Related bills

- H 0939: HUNTING – Amends existing law regarding the use of certain technologies. (signed)
- H 0810: ELECTIONS – Amends existing law to provide certain physical presence requirements for state representatives and senators. (signed)
- S 1356: SINGLE COUNTYWIDE HIGHWAY DISTRICTS – Amends existing law to revise provisions regarding the election of commissioners in certain single countywide highway dis… (signed)
- S 1359: VIRTUAL CURRENCY KIOSK FRAUD PREVENTION ACT – Adds to existing law to establish the Virtual Currency Kiosk Fraud Prevention Act. (vetoed)
- S 1362: APPROPRIATIONS – PUBLIC SCHOOLS – Relates to the appropriation to the Public Schools Educational Support Program for fiscal year 2027. (signed)
- S 1448: MINORS – Amends existing law to revise provisions regarding material harmful to minors. (signed)

## Sources
- [Bill Text (PDF)](https://legislature.idaho.gov/wp-content/uploads/sessioninfo/2026/legislation/H0664.pdf)

## Related
- [H 0939: HUNTING – Amends existing law regarding the use of certain technologies.](https://policyrisk.com/state-bill/ID-H0939-2026)
- [H 0810: ELECTIONS – Amends existing law to provide certain physical presence requiremen…](https://policyrisk.com/state-bill/ID-H0810-2026)
- [S 1356: SINGLE COUNTYWIDE HIGHWAY DISTRICTS – Amends existing law to revise provisions…](https://policyrisk.com/state-bill/ID-S1356-2026)
- [S 1359: VIRTUAL CURRENCY KIOSK FRAUD PREVENTION ACT – Adds to existing law to establish…](https://policyrisk.com/state-bill/ID-S1359-2026)
- [S 1362: APPROPRIATIONS – PUBLIC SCHOOLS – Relates to the appropriation to the Public Sc…](https://policyrisk.com/state-bill/ID-S1362-2026)
- [S 1448: MINORS – Amends existing law to revise provisions regarding material harmful to…](https://policyrisk.com/state-bill/ID-S1448-2026)
- [Idaho bills](https://policyrisk.com/states/idaho/bills)
- [Idaho state hub](https://policyrisk.com/states/idaho)
- [All state legislation](https://policyrisk.com/state-bills)

Source: PRIA, https://policyrisk.com/state-bill/ID-H0664-2026 (as of 2026-10-11).