Mich. Admin. Code R. 299.2394
Rule 2394. At least 30 days before a regularly scheduled test required by R 299.2391, R 299.2392, or R 299.2393, a permittee shall notify the supervisor of mineral wells or authorized representative of the supervisor of mineral wells of the date and approximate time of the test. The notification shall include a copy of the proposed test procedure including procedures for wireline logging. Mechanical integrity testing shall not be conducted until a permittee has received approval of the test procedure from the supervisor of mineral wells or an authorized representative of the supervisor of mineral wells. Mechanical integrity testing may be witnessed by the supervisor of mineral wells or an authorized representative of the supervisor of mineral wells.
Mich. Admin. Code R. 299.2394