Mich. Comp. Laws § 168.150
Whenever a contest for the office of congressman is in progress before the house of representatives involving the right to a seat in said house from any of the congressional districts of Michigan, and it shall be made to appear to any circuit court in the state of Michigan that there is danger that the ballot boxes used in such congressional election within the district in which said circuit court has jurisdiction will be tampered with, the seals upon said boxes destroyed or tampered with, said ballot boxes opened or the ballots therein interfered with or destroyed, such circuit court shall grant a restraining order directed to the officers having custody of the ballot boxes within such congressional district restraining them from interfering with said boxes, the seals or locks thereon, or the ballots therein, during the pendency of the taking of testimony in such contest before the house of representatives.
MCL 168.150