Wisconsin Administrative Code
Department of Administration-Division of Hearings and Appeals
Chapter HA 2 - Procedure And Practice For Corrections Hearings
Section HA 2.04 - Witnesses and subpoenas

An attorney may issue a subpoena to compel the attendance of witnesses under the same procedure as provided by s. 805.07(1), Stats. The secretary of the department of corrections, or any person authorized by the secretary to act in his or her stead, may issue a subpoena to require the attendance of witnesses, on behalf of the department of corrections, in any community supervision revocation proceeding as provided by s. 301.045, Stats. If a person on community supervision is not represented by an attorney, the division or the administrative law judge may issue subpoenas as provided in ch. 885, Stats.