ARSD 74:29:03:01. Permit amendment required

A permit amendment is required for an increase of more than 20 percent of contiguous affected land within the permit area or for a minor modification of the terms and conditions of the operating or reclamation plans. Minor modifications include the following: (1) An increase in milling or mining capacity; (2) A change in the reclamation plan timetable; or (3) The addition of ancillary facilities of a minor nature.