No release or other instrument shall be necessary to discharge the lien of any recorded mortgage or deed of trust which has expired or ceased to be a lien as provided in sections 38-39-201 and 38-39-202, but nothing in this section shall be construed as affecting or preventing the execution of a release at any time.L. 90: Entire article R&RE, p. 1678, § 3, effective October 1.This section is similar to former § 38-40-104, as it existed prior to 1990.
Colorado Legal Code