C.R.S. § 6-1-204: Prohibited exclusion.

(1) No collision damage waiver subject to this part 2 shall contain an exclusion from the waiver for damages caused by the ordinary negligence of the lessee. Any such exclusion in violation of this section will be void and is a deceptive trade practice under this article. This section shall not be deemed to prohibit an exclusion from the waiver for damages caused by the lessee by:

(a) Willful and wanton conduct or misconduct;

(b) Intoxication by alcohol or use of controlled substances as defined in section 42-4-1301, C.R.S.;

(c) Participation in a speed contest;

(d) Carrying persons or property for hire, or pushing or towing anything;

(e) Use of the vehicle while committing a misdemeanor or felony or other criminal act;

(f) Use of the vehicle by an unauthorized driver, which includes any person not specifically authorized by the rental agreement;

(g) Supplying information which is false concerning the rental transaction with intent to defraud the lessor;

(h) Use of the vehicle outside the continental United States, unless specifically authorized by the rental agreement; and

(i) Any instance whereby, during the rental of such rental motor vehicle, the speedometer or odometer is tampered with or disconnected.