Mich. Comp. Laws § 791.239: Paroled prisoner; arrest without warrant.

Sec. 39.

A probation officer, a parole officer, a peace officer of this state, or an employee of the department other than a probation or parole officer who is authorized by the director to arrest parole violators may arrest without a warrant and detain in any jail of this state a paroled prisoner, if the probation officer, parole officer, peace officer, or authorized departmental employee has reasonable grounds to believe that the prisoner has violated parole or a warrant has been issued for his or her return under section 38.