Lands subject to exploration licenses.

(a) Exploration licenses may be issued for: (1) Lands administered by the Secretary that are subject to leasing, § 3400.2; (2) Lands administered by the Secretary of Agriculture through the Forest Service or other agency that are subject to leasing, § 3400.2; (3) Lands which have been conveyed by the United States subject to a reservation to the United States of the mineral or coal deposits, to the extent that those deposits are subject to leasing under § 3400.2; and (4) Acquired lands set apart for military or naval purposes. (b) No exploration license shall be issued for lands included in an existing coal lease.