Rule 1139. Premanufactured units or building components certified and labeled pursuant to the act and these rules shall not be altered before the issuance of a certificate of occupancy without resubmission to the bureau for approval of the variation and of the unit which includes the variation. The bureau or an authorized inspection agency shall inspect the unit or building component wherever it is located, which inspection may include such tests or destructive or nondestructive disassembly as the bureau or an authorized inspection agency deems necessary to assure compliance with the act and these rules. Enforcing agencies may be designated as inspection agencies for these purposes.
Mich. Admin. Code R. 408.31139