Mich. Comp. Laws § 289.6103

Sec. 6103. (1) The following food establishments are exempt from the requirement for plan review and approval specified in section 8-201.11 of the food code: (a) A temporary food establishment. (b) A retail grocery. (2) The plan review exemption for a retail grocery in subsection (1) does not apply to the operation of a food service establishment within a retail grocery. For purposes of this section, a deli within a retail grocery is not considered a food service establishment unless it provides seating for the customers.