(a) General rule.--Diesel-powered equipment shall be maintained in an approved and safe condition as described in this chapter or removed from service. Failure of the mine operator to comply with the maintenance requirements of this subsection may result in revocation of the department's approval of the complete diesel-powered equipment package, provided appropriate notification has been given to the mine operator and the procedures of this section have been followed. Upon receiving the appropriate notification, the mine operator shall have 30 days to submit a plan to achieve and maintain compliance. The plan shall be evaluated by the department and, upon approval, the mine operator shall implement the plan. The department shall monitor the mine operator's compliance. If the department then determines that the mine operator is unable or unwilling to comply, the department shall revoke the mine operator's approval.

(b) Acquisition and maintenance of approvals.--To acquire and maintain approval of a complete diesel-powered equipment package, the mine operator shall comply with the following requirements: