Colorado § 42-4-408 - Operation of diesel inspection station.
Full text of Colorado Colorado Revised Statutes § 42-4-408 — Operation of diesel inspection station., with citation guidance and answers to common questions.
§ 42-4-408. Operation of diesel inspection station.
(1) (a) A licensed diesel inspection station shall issue a certification of diesel emissions control to a diesel vehicle only upon forms issued by the executive director.
(b) A certification of diesel emissions control shall be issued by a licensed diesel inspection station to a diesel vehicle only after the licensed diesel emission inspector performing the inspection determines that:
(I) The smoke opacity levels from the diesel vehicle comply with the applicable smoke opacity limits, in which case a certification of diesel emission compliance shall be issued;
(II) The smoke opacity levels from the diesel vehicle do not comply with the applicable smoke opacity limits after adjustment or repair required in accordance to commission rules have been performed, in which case a certification of diesel smoke opacity waiver shall be issued.
(2) Notwithstanding the provisions of subsection (1) of this section, no certification of diesel emissions control may be issued to a diesel vehicle of model year 1991 and newer if there is evidence of diesel emissions control system tampering.
(3) A licensed diesel emissions inspection station shall charge a fee as set by the commission for the inspection of any diesel vehicle pursuant to this section. Such fee shall be intended to encompass all costs related to the inspection, including those costs incurred by the inspection station, the department of revenue, and the department of public health and environment. No fee that is charged pursuant to this section shall exceed the posted hourly shop rate for one hour. Such fee shall be posted by the inspection station pursuant to regulations set by the commission. Personnel within the testing inspection station shall notify the owner of the diesel vehicle to be tested of the fee before commencing any testing activities.
Source: L. 94: Entire title amended with relocations, p. 2321, § 1, effective January 1, 1995. L. 2000: (3) amended, p. 1764, § 1, effective February 1, 2001.
Editor's note: This section is similar to former § 25-7-606 as it existed prior to 1994, and the former § 42-4-408 was relocated to § 42-4-509.
Source: official Colorado text · Last verified 2026-08-27
Frequently Asked Questions About Colorado § 42-4-408
What does Colorado Revised Statutes § 42-4-408 cover?
Section 42-4-408 ("Operation of diesel inspection station.") is part of the Colorado Revised Statutes, the codified statutory law of Colorado. It sets out the legal rule or procedure described in the text above. Statutes are amended regularly, so always verify against the official source.
How do I cite Colorado § 42-4-408?
A common citation format is "Colorado Revised Statutes § 42-4-408" (Colorado). Legal writing may require the code abbreviation, section number, and year or edition. Match the style required by your court, professor, or publisher.
Is this the official text of Colorado law?
No. This page is for research and education and may not include the most recent amendments. For official current law, check the Colorado official source linked on this page or consult a licensed Colorado attorney.
How does Colorado § 42-4-408 apply to my situation?
Statutes are interpreted in context, and application depends on your specific facts. Only a licensed attorney in Colorado can advise on how this section applies to you. Contact your state or local bar association for a referral.
Sources & Verification
Not legal advice. Verify against the official source and consult a licensed attorney in Colorado.