Colo. Rev. Stat. § 25-8-406
If a permittee requests a hearing pursuant to section 24-4-105, C.R.S., challenging final action by the division in regard to any terms and conditions of a renewal permit, said permit shall become effective in its entirety unless a stay is granted pursuant to this section. The division may stay any contested terms and conditions of a permit for good cause shown. The division shall act on any stay request within ten days of receipt thereof. Any stay granted under this section shall expire when a final determination is made after the conclusion of the hearing held pursuant to section 24-4-105, C.R.S. During the period of any such stay, the corresponding terms and conditions of the prior permit shall be in effect. Action by the division granting or denying a stay pursuant to this section shall be final agency action subject to de novo determination pursuant to section 25-8-404.
C.R.S. § 25-8-406