Colorado Revised Statutes Title 15. Probate, Trusts, and Fiduciaries § 15-23-105. Transfer of possession to creator

(2)(a) If the attempt to transfer the original document to the creator after a diligent search is not successful, the custodian shall send a letter to the last mailing address of the creator known to the custodian by first-class mail or certified mail return receipt requested, notifying the creator that if the creator does not take possession of the original document within ninety days after the date of mailing, the custodian will file an electronic copy of the original document with the state court administrator and destroy the original document.

(b) In the case of an original document found in a safe deposit box, the custodian may send the letter required by this subsection (2) addressed to the creator “in care of” the lessee or lessees of the safe deposit box at the mailing address of the lessee or lessees last known to the custodian.