Colorado Revised Statutes Title 24. Government State § 24-68-105. Subsequent regulation prohibited--exceptions

(a) With the consent of the affected landowner;

(b) Upon the discovery of natural or man-made hazards on or in the immediate vicinity of the subject property, which hazards could not reasonably have been discovered at the time of site specific development plan approval, and which hazards, if uncorrected, would pose a serious threat to the public health, safety, and welfare; or

(c) To the extent that the affected landowner receives just compensation for all costs, expenses, and liabilities incurred by the landowner after approval by the governmental entity, including, but not limited to, costs incurred in preparing the site for development consistent with the site specific development plan, all fees paid in consideration of financing, and all architectural, planning, marketing, legal, and other consultants' fees, together with interest thereon at the legal rate until paid. Just compensation shall not include any diminution in the value of the property which is caused by such action.