republic-os/legislation/us/states/co/2017a/sb-17-278.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	Prohibit Nuisance Exhibition Motor Vehicle Exhaust	The bill prohibits engaging in a nuisance exhibition of motor vehicle exhaust, which is the act of knowingly blowing black smoke through one or more exhaust pipes attached to a motor vehicle with a gross vehicle weight rating of 14,000 pounds or less in a manner that obstructs or obscures the view of another driver, a bicyclist, or a pedestrian. A person who violates the prohibition commits a class A traffic infraction, punishable by a fine of $100.	us/states/co	Colorado General Assembly	2017A	SB 17-278	Colorado SB 17-278 (2017A)	bill		enacted	Don Coram Joann Ginal	8	13	2	2017-03-31T06:00:00+00:00	2017-06-05T06:00:00+00:00	openstates	ocd-bill/83626c52-0d2f-4677-9d10-3e470d31e427	http://leg.colorado.gov/bills/sb17-278	1533599c7fbcd2459fccd4058fa85387faa48e88f8800b3de850b385d1649749	2026-07-01	https://data.openstates.org/daily/2026-07-01/public.pgdump	2026-07-06	reported	legislation bill us-co

Colorado SB 17-278 (2017A) — Prohibit Nuisance Exhibition Motor Vehicle Exhaust

The bill prohibits engaging in a nuisance exhibition of motor vehicle exhaust, which is the act of knowingly blowing black smoke through one or more exhaust pipes attached to a motor vehicle with a gross vehicle weight rating of 14,000 pounds or less in a manner that obstructs or obscures the view of another driver, a bicyclist, or a pedestrian. A person who violates the prohibition commits a class A traffic infraction, punishable by a fine of $100.

Version chain

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

1. Committee Amendment (committee substitute) — source
2. Engrossed (04/18/2017) (committee substitute) — source
3. Final Act (05/15/2017) (committee substitute) — source
4. Introduced (03/31/2017) (committee substitute) — source
5. Reengrossed (04/19/2017) (committee substitute) — source
6. Rerevised (05/02/2017) (committee substitute) — source
7. Revised (05/01/2017) (committee substitute) — source
8. Signed Act (06/05/2017) (committee substitute) — source

Votes

• Refer Senate Bill 17-278 to the Committee of the Whole. The motion passed on a vote of 9-2. — 9–2 (pass) · legislature
• Refer Senate Bill 17-278 to the Committee of the Whole. The motion passed on a vote of 3-2. The motion passed on a vote of 3-2. — 3–2 (pass) · legislature

Sponsors

• Don Coram — primary (person)
• Joann Ginal — primary (person)

Timeline

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

• 2017-06-05T06:00:00+00:00 Governor Signed executive-signature
• 2017-05-15T06:00:00+00:00 Sent to the Governor executive-receipt
• 2017-05-15T06:00:00+00:00 Signed by the Speaker of the House
• 2017-05-15T06:00:00+00:00 Signed by the President of the Senate
• 2017-05-02T06:00:00+00:00 House Third Reading Passed - No Amendments reading-3, passage
• 2017-05-01T06:00:00+00:00 House Second Reading Passed - No Amendments reading-2
• 2017-04-27T06:00:00+00:00 House Committee on Health, Insurance, & Environment Refer Unamended to House Committee of the Whole referral-committee, committee-passage
• 2017-04-19T06:00:00+00:00 Introduced In House - Assigned to Health, Insurance, & Environment introduction
• 2017-04-19T06:00:00+00:00 Senate Third Reading Passed - No Amendments reading-3, passage
• 2017-04-18T06:00:00+00:00 Senate Second Reading Passed - No Amendments reading-2
• 2017-04-17T06:00:00+00:00 Senate Second Reading Laid Over Daily - No Amendments
• 2017-04-11T06:00:00+00:00 Senate Committee on Transportation Refer Unamended to Senate Committee of the Whole referral-committee, committee-passage
• 2017-03-31T06:00:00+00:00 Introduced In Senate - Assigned to Transportation introduction

Source

OpenStates / OpenCivicData bulk snapshot 2026-07-01; origin ocd-bill/83626c52-0d2f-4677-9d10-3e470d31e427. Confidence: reported (aggregated from official Colorado legislature records).