Every person who, being summoned to attend as witness before either house of the legislature or any committee thereof, refuses or neglects, without lawful excuse, to attend pursuant to such summons, and every person who, being present before either house of the legislature or any committee thereof, wilfully refuses to be sworn or to answer any material and proper question, or to produce, upon reasonable notice, any material and proper books, papers or documents in his possession or under his control, is guilty of a misdemeanor.
Idaho Code § 18-4705