Colo. Rev. Stat. § 38-36-146
The registrar of titles, under the direction of the court, shall make and keep indexes of all duplications and of all certified copies and decrees of registration and certificates of titles, and shall also index and file in classified order all papers and instruments filed in his office relating to applications and to registered titles. The registrar shall also, under the direction of the court, prepare and keep forms of indexes and registration and entry books. The court shall prepare and adopt convenient forms of certificates of titles, and also general forms of memorials or notations to be used by the registrars of titles in registering the common forms of conveyance and other instruments to express briefly their effect.
C.R.S. § 38-36-146