(a) Certifications will be issued for all selections approved under the law by the authorized officer of the Bureau of Land Management.

(b) Where all the lands subject to a mineral lease or permit are certified to a State, or if, where the State has previously acquired title to a portion of the lands subject to a mineral lease or permit, the remaining lands in the lease or permit are certified to the State, the State shall succeed to the position of the United States thereunder. Where a portion of the lands subject to any mineral lease or permit are certified to a State, the United States shall retain for the duration of the lease or permit the mineral or minerals for which the lease or permit was issued.