The commissioner may administer oaths, take testimony, issue subpoenas and take depositions in connection with any hearing, meeting, examination, investigation or other proceeding that the commissioner may conduct.
Wis. Stat. § 601.61
Auxiliary procedural powers
1979 c. 102 s. 236 (6).
Official source: Wisconsin State Legislature. Reproduced from public-domain Wisconsin statutes; confirm against the official source for the current text. Not legal advice.