Minnesota Statutes Legislature (Ch. 3-3E) § 3.14. Contempts

(1) arresting or causing to be arrested, a member or officer in violation of the member's privilege from arrest;

(2) disorderly conduct in its view and presence, or in the view and presence of any of its committees, tending to interrupt its proceedings;

(3) giving or offering a bribe to a member, or attempting by menace or corrupt or improper means, directly or indirectly, to control or influence a member in giving or withholding the member's vote.

No person shall be excused from attending and testifying before either house of the legislature, or a committee of either house, for an alleged offense upon an investigation of giving or offering a bribe, or attempting by menace or corrupt or improper means, directly or indirectly, to control or influence a member in giving or withholding the member's vote upon the ground that the person's required testimony or evidence, documentary or otherwise, may tend to convict the person of a crime or subject the person to a penalty. No person shall be prosecuted, or subjected to a penalty for a transaction, matter, or thing concerning which the person may so testify, or produce evidence, documentary or otherwise. No testimony, so given or produced, shall be received against the person in any criminal investigation or proceeding.