Colorado Revised Statutes Title 38. Property Real and Personal § 38-36-133. Certificate of title insures freedom from encumbrance--exceptions

(a) Any existing lease for a period not exceeding three years, when there is actual occupation of the premises under the lease;

(b) All public highways embraced in the description of the land included in the certificates shall be deemed to be excluded from the certificate, and any subsisting right-of-way or other easement for ditches or water rights upon, over, or in respect to the land;

(c) Any tax or special assessment for which a sale of the land has not been had at the date of the certificate of title;

(d) Such right of appeal, or right to appear and contest the application, as is allowed by this article;

(e) Liens, claims, or rights, if any, arising or existing under the constitution or laws of the United States, and which the statutes of this state cannot or do not require to appear of record in the office of the county clerk and recorder.