Colorado Revised Statutes Title 39. Taxation § 39-11-134. Defects in tax deed, effect

Invalidities or defects in or concerning one or more tax deeds, titles, or certificates, or in proceedings relating thereto, shall have no effect on other deeds, titles, or certificates, and redemption from one or more sales shall be without effect as to other sales, titles, or certificates; and, in case of redemption from one or more sales, the treasurer shall compute and collect a fair proportion, as nearly as may be, of the costs, fees, and charges required by law to be paid on redemption from tax sales.