C.R.S. § 31-10-1106
31-10-1106. Refusal to answer questions or take oath
31-10-1106. Refusal to answer questions or take oath. If the challenged person refuses to answer fully any question which is put to him as provided in section 31-10-1104 or refuses to take the oath or affirmation tendered as provided in section 31-10-1105, the judges shall reject his vote.