C.R.S. § 24-109-206
24-109-206. Time limitations on appeals to the district court
24-109-206. Time limitations on appeals to the district court. (1) A judicial review of a decision of the executive director or his or her designee or of the procurement official or his or her designee shall be initiated within the following time periods:
(a) In the case of an action between the state and an aggrieved party aggrieved in connection with the solicitation or award of a contract, within ten business days after the decision is rendered;
(b) In the case of a suspension or debarment, within six months after the decision is rendered; or
(c) In the case of an action on a contract or for breach of a contract, within twenty business days after the date the decision is rendered.