Rule 1212. A variance granted pursuant to this part shall have only future effect. In his discretion, a director may decline to entertain an application for a variance on a subject or issue concerning which a citation has been issued to the employer involved, and a proceeding on the citation or a related issue concerning a proposed penalty or period of abatement is pending before a department or the board of health and safety compliance and appeals, until the completion of that proceeding.
Mich. Admin. Code R. 408.22212