Rule 2461. A permittee of a well shall remove all flow lines and vessels, including tanks, if the flow lines or vessels are not used for 1 year and shall provide notification of the removal to the supervisor of mineral wells or authorized representative of the supervisor of mineral wells. The supervisor of mineral wells may allow a line to be purged and abandoned in place upon written application from a permittee. The supervisor of mineral wells may grant an exception to this rule upon written application.
Mich. Admin. Code R. 299.2461