C.R.S. § 28-3.1-540

Any person subject to this code who, with intent to defraud, falsely makes or alters any signature to any writing or any part thereof which would, if genuine, apparently impose a legal liability on another or change his or her legal right or liability to his or her prejudice or utters, offers, issues, or transfers such a writing, known to him or her to be so made or altered, is guilty of forgery and shall be punished as a court-martial may direct.