Section R. 423.134 - AnswersRule 134.
(1) A party upon whom a petition has been served shall file an answer to the petition within 10 days from its service, unless notified by the commission that the circumstances require a specified shorter period of time to file an answer. Upon proper cause shown, the commission may extend the time for filing an answer, or, in exceptional circumstances, may waive the requirement for an answer.(2) The answer shall specifically admit, deny, or explain each of the allegations in the petition, shall contain a statement of the position of the answering party, and shall be signed by the answering party or authorized agent.(3) The answer and 3 copies shall be filed with the commission. The party filing an answer concurrently shall serve a copy of the answer on the petitioner or its agent, and file proof of service with the commission.(4) A party on whom a petition has been served may rely on the filing by the opposing party. The proposed withdrawal of the initial petition shall not act to terminate the process unless otherwise ordered by the commission for good cause, which may include the consent of the parties.Mich. Admin. Code R. 423.134