C.R.S. § 12-245-305

(1) Any person who possesses a valid, unsuspended, and unrevoked license as a licensed psychologist has the right to: (a) Engage in the private, independent practice of psychology; (b) Practice and supervise psychology practice; and (c) Use the title “psychologist” and the terms “psychology” and “psychological”. No other person may assume these titles or use these terms on any work or letter, sign, figure, or device to indicate that the person using the title or terms is a licensed psychologist. (2) Any person duly licensed as a psychologist shall not be required to obtain any other license or certification to practice psychology unless otherwise required by the board.