Michigan Compiled Laws, Chapter 4. Legislature § 4.82

Sec. 2.  Each house may punish as a contempt, and by imprisonment, a breach of its privileges, or the privileges of its members, but only for 1 or more of the following offences, to wit:  First, The offence of arresting a member or officer of the house, or procuring such member or officer to be arrested, in violation of his privilege from arrest.  Second, That of disorderly conduct in the immediate view of the house, and directly tending to interrupt its proceedings.  Third, That of refusing to attend, or be examined as a witness, either before the house, or a committee, or before any person authorized by the house, or by a committee, to take testimony in legislative proceedings:  Fourth, That of giving or offering a bribe to a member, or of attempting by menace, or other corrupt means, or device directly or indirectly to control or influence a member in giving his vote, or to prevent his giving the same:  but the term of imprisonment which such house may impose for any contempt specified in this section shall not extend beyond the same session of the legislature.