C.R.S. § 11-102-507

The banking board, or the commissioner if so authorized by the banking board, shall have authority to initiate informal actions to enforce the provisions of this code. In this regard the banking board or the commissioner may, in the banking board’s or the commissioner’s discretion, enter into written agreements such as a memorandum of understanding with, or an informal commitment letter from, or strongly worded letter of reprimand to any bank or any executive officer, director, employee, agent, or other person participating in the conduct of the affairs of a bank.