(1) A proposed reclamation bond calculation must be submitted as part of the plan of operation.  The bond amount must be based on a reasonable estimate of what it would cost the department to reclaim, in accordance with the plan of operation, the anticipated maximum disturbance during the life of the opencut operation, including equipment mobilization and administrative costs.  The department shall review the proposed bond calculation and make a final determination.

(2) Federal agencies, the state of Montana, counties, cities and towns are exempt from bond requirements.