Rule 50. If the commission approves an application, the approval is valid for 2 years from the date of the commission approval order. If the applicant or licensee has not met all the requirements set forth in the commission approval order within 2 years from the date of the approval order, then the approval order is vacated unless the commission has been provided with a notice of pending litigation involving the application. The person whose approval is vacated may submit a new application.
Mich. Admin. Code R. 436.1050