republic-os/legislation/us/states/co/2026a/hb-1237.md

---
type: "Bill"
title: "Transportation Safety Modifications"
description: "The act makes the following changes to transportation- and traffic-related statutes:Clarifies tire, chain, and alternate traction device requirements for use on a state highway by removing references to four-wheel and all-wheel drive; Prohibits an individual from stopping, standing, or parking a vehicle in the portion of a roadway designated as a bike lane, except when necessary to avoid conflict with other traffic or in compliance with the directions of a police officer or an official traffic control device;Clarifies that specified officers and authorized employees may move an attended or unattended motor vehicle, vehicle, cargo, or debris that is on a highway right-of-way and that obstructs or impedes traffic or highway maintenance or operations; andUpdates statutory references relating to vehicle or traffic collisions or collisions involving other transportation devices to use the term 'crash' or 'incident' in addition to or in place of the term 'accident' and defines 'crash' to include events involving motor vehicles, vulnerable road users, or other transportation devices.(Note: This summary applies to this bill as enacted.)"
jurisdiction: "us/states/co"
legislature: "Colorado General Assembly"
session: "2026A"
identifier: "HB 1237"
citation: "Colorado HB 1237 (2026A)"
classification: ["bill"]
subjects: ["Transportation & Motor Vehicles"]
status: "enacted"
primary_sponsors: ["L. Smith", "R. Taggart", "W. Lindstedt"]
version_count: 7
action_count: 12
vote_count: 4
first_action: "2026-02-18"
last_action: "2026-05-05"
source: "openstates"
source_identifier: "ocd-bill/f9cbd361-42ed-476d-a044-4b6e949c4657"
source_url: "https://leg.colorado.gov/bills/HB26-1237"
source_hash: "cefdf72d5f62385c18d69f76e810499de34370ed4e052edffa3efe1659c7a173"
vintage: "2026-07-01"
source_snapshot: "https://data.openstates.org/daily/2026-07-01/public.pgdump"
retrieved_at: "2026-07-06"
confidence: "reported"
tags: ["legislation", "bill", "us-co"]
---

# Colorado HB 1237 (2026A) — Transportation Safety Modifications

The act makes the following changes to transportation- and traffic-related statutes:Clarifies tire, chain, and alternate traction device requirements for use on a state highway by removing references to four-wheel and all-wheel drive; Prohibits an individual from stopping, standing, or parking a vehicle in the portion of a roadway designated as a bike lane, except when necessary to avoid conflict with other traffic or in compliance with the directions of a police officer or an official traffic control device;Clarifies that specified officers and authorized employees may move an attended or unattended motor vehicle, vehicle, cargo, or debris that is on a highway right-of-way and that obstructs or impedes traffic or highway maintenance or operations; andUpdates statutory references relating to vehicle or traffic collisions or collisions involving other transportation devices to use the term 'crash' or 'incident' in addition to or in place of the term 'accident' and defines 'crash' to include events involving motor vehicles, vulnerable road users, or other transportation devices.(Note: This summary applies to this bill as enacted.)

## Version chain

The bill's text revisions, in order — the diff chain from filing to enrollment.

1. **Introduced** (filed) — [source](https://leg.colorado.gov/bill_files/112167/download)
2. **Engrossed** (committee substitute) — [source](https://leg.colorado.gov/bill_files/113159/download)
3. **Final Act** (committee substitute) — [source](https://leg.colorado.gov/bill_files/115365/download)
4. **Reengrossed** (committee substitute) — [source](https://leg.colorado.gov/bill_files/113196/download)
5. **Rerevised** (committee substitute) — [source](https://leg.colorado.gov/bill_files/114256/download)
6. **Revised** (committee substitute) — [source](https://leg.colorado.gov/bill_files/114225/download)
7. **Signed Act** (committee substitute) — [source](https://leg.colorado.gov/bill_files/115961/download)

## Votes

- BILL — **pass** (pass) · lower
- Refer House Bill 26-1237, as amended, to the Committee of the Whole. — **pass** (pass) · lower
- Adopt amendment L.001 (Attachment A) — **pass** (pass) · lower
- Refer House Bill 26-1237 to the Committee of the Whole and with a recommendation that it be placed on the consent calendar. — **pass** (pass) · upper

## Sponsors

- L. Smith — primary (person)
- R. Taggart — primary (person)
- W. Lindstedt — primary (person)
- A. Boesenecker — cosponsor (person)
- A. Paschal — cosponsor (person)
- B. Marshall — cosponsor (person)
- D. Roberts — cosponsor (person)
- E. Hamrick — cosponsor (person)
- J. Bacon — cosponsor (person)
- J. Coleman — cosponsor (person)
- J. Marchman — cosponsor (person)
- J. McCluskie — cosponsor (person)
- K. Brown — cosponsor (person)
- K. Nguyen — cosponsor (person)
- M. Carter — cosponsor (person)
- M. Duran — cosponsor (person)
- M. Froelich — cosponsor (person)
- M. Lindsay — cosponsor (person)
- M. Rutinel — cosponsor (person)
- S. Woodrow — cosponsor (person)
- T. Exum — cosponsor (person)

## Timeline

The legislative action history — every referral, reading, and vote.

- **2026-05-05** Governor Signed `executive-signature`
- **2026-05-01** Sent to the Governor `executive-receipt`
- **2026-05-01** Signed by the President of the Senate `passage`
- **2026-05-01** Signed by the Speaker of the House `passage`
- **2026-04-08** Senate Third Reading Passed - No Amendments `passage, reading-3`
- **2026-04-07** Senate Second Reading Passed - No Amendments `reading-2`
- **2026-04-01** Senate Committee on Transportation & Energy Refer Unamended - Consent Calendar to Senate Committee of the Whole `committee-passage`
- **2026-03-17** Introduced In Senate - Assigned to Transportation & Energy `introduction`
- **2026-03-12** House Third Reading Passed - No Amendments `passage, reading-3`
- **2026-03-11** House Second Reading Special Order - Passed with Amendments - Committee
- **2026-03-10** House Committee on Transportation, Housing & Local Government Refer Amended to House Committee of the Whole `committee-passage, referral-committee`
- **2026-02-18** Introduced In House - Assigned to Transportation, Housing & Local Government `introduction`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/f9cbd361-42ed-476d-a044-4b6e949c4657`. Confidence: reported (aggregated from official Colorado legislature records).