republic-os/legislation/us/states/co/2023a/hb-23-1123.md

type, title, description, jurisdiction, legislature, session, identifier, citation, classification, subjects, status, primary_sponsors, version_count, action_count, vote_count, first_action, last_action, source, source_identifier, source_url, source_hash, vintage, source_snapshot, retrieved_at, confidence, tags

type	title	description	jurisdiction	legislature	session	identifier	citation	classification	subjects	status	primary_sponsors	version_count	action_count	vote_count	first_action	last_action	source	source_identifier	source_url	source_hash	vintage	source_snapshot	retrieved_at	confidence	tags
Bill	Move Over or Slow Down Stationary Vehicle	The act requires a motor vehicle driver to move to one lane apart from a stationary motor vehicle when the stationary motor vehicle has its hazard lights activated, 2 lanes move in the same direction, and the driver is able to move to the lane apart. If a driver cannot move to be one lane apart from the stationary motor vehicle, the driver must slow down and drive at a safe speed.	us/states/co	Colorado General Assembly	2023A	HB 23-1123	Colorado HB 23-1123 (2023A)	bill		enacted	Janice Rich Jeff Bridges Mandy Lindsay Ron Weinberg	9	13	2	2023-01-30T07:00:00+00:00	2023-03-17T06:00:00+00:00	openstates	ocd-bill/909d0aee-80b3-41df-bccd-750fc114aab8	https://leg.colorado.gov/bills/hb23-1123	7f5ebf4a446dcd62cfe92c66d853a75f13589b4bd484f19e6d2d6387d05231eb	2026-07-01	https://data.openstates.org/daily/2026-07-01/public.pgdump	2026-07-06	reported	legislation bill us-co

Colorado HB 23-1123 (2023A) — Move Over or Slow Down Stationary Vehicle

The act requires a motor vehicle driver to move to one lane apart from a stationary motor vehicle when the stationary motor vehicle has its hazard lights activated, 2 lanes move in the same direction, and the driver is able to move to the lane apart. If a driver cannot move to be one lane apart from the stationary motor vehicle, the driver must slow down and drive at a safe speed.

Version chain

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

1. Committee Amendment (committee substitute) — source
2. Engrossed (02/21/2023) (committee substitute) — source
3. Final Act (03/16/2023) (committee substitute) — source
4. Introduced (01/30/2023) (committee substitute) — source
5. PA1 (02/15/2023) (committee substitute) — source
6. Reengrossed (02/22/2023) (committee substitute) — source
7. Rerevised (03/07/2023) (committee substitute) — source
8. Revised (03/06/2023) (committee substitute) — source
9. Signed Act (03/17/2023) (committee substitute) — source

Votes

• BILL — 59–3 (pass) · lower
• BILL — 35–0 (pass) · upper

Sponsors

• Janice Rich — primary (person)
• Jeff Bridges — primary (person)
• Mandy Lindsay — primary (person)
• Ron Weinberg — primary (person)

Timeline

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

• 2023-03-17T06:00:00+00:00 Governor Signed executive-signature
• 2023-03-16T06:00:00+00:00 Sent to the Governor executive-receipt
• 2023-03-16T06:00:00+00:00 Signed by the President of the Senate
• 2023-03-15T06:00:00+00:00 Signed by the Speaker of the House
• 2023-03-07T07:00:00+00:00 Senate Third Reading Passed - No Amendments passage, reading-3
• 2023-03-06T07:00:00+00:00 Senate Second Reading Passed - No Amendments reading-2
• 2023-03-01T07:00:00+00:00 Senate Committee on Transportation & Energy Refer Unamended - Consent Calendar to Senate Committee of the Whole committee-passage
• 2023-02-23T07:00:00+00:00 Introduced In Senate - Assigned to Transportation & Energy introduction
• 2023-02-22T07:00:00+00:00 House Third Reading Passed - No Amendments passage, reading-3
• 2023-02-21T07:00:00+00:00 House Second Reading Special Order - Passed with Amendments - Committee
• 2023-02-17T07:00:00+00:00 House Second Reading Special Order - Laid Over Daily - No Amendments
• 2023-02-14T07:00:00+00:00 House Committee on Transportation, Housing & Local Government Refer Amended to House Committee of the Whole committee-passage, referral-committee
• 2023-01-30T07:00:00+00:00 Introduced In House - Assigned to Transportation, Housing & Local Government introduction

Source

OpenStates / OpenCivicData bulk snapshot 2026-07-01; origin ocd-bill/909d0aee-80b3-41df-bccd-750fc114aab8. Confidence: reported (aggregated from official Colorado legislature records).