SDCL § 45-6B-9: Previously mined land--Reclamation not required for underground mining.

Any new or existing underground mining operation being conducted on previously mined land with existing unreclaimed land disturbance may not be required to reclaim such existing unreclaimed land disturbance which was incurred prior to July 1, 1980. The Board of Minerals and Environment may not require reclamation of such land as a condition of any permit. The applicant shall identify existing land which is in this category.