All parties to a case before the commission may obtain discovery and preserve testimony as provided by ch. 804, Stats. For good cause, the commission or the hearing examiner may allow a shorter or longer time for discovery or for preserving testimony than is allowed by ch. 804, Stats. For good cause, the commission or the hearing examiner may issue orders to protect persons or parties from annoyance, embarrassment, oppression or undue burden or expense, or to compel discovery.
Wis. Admin. Code Employment Relations Commission ERC 93.03