2-1-213. Acceptance of concurrent jurisdiction over Big Hole national battlefield. The state of Montana accepts the retrocession in Public Law 88-24, which was approved May 17, 1963, and made effective upon acceptance of the retrocession by the state of Montana of such jurisdiction as had been ceded by this state to the United States over the lands within the boundaries of the Big Hole national battlefield. This state recognizes the reservation in the United States of concurrent legislative jurisdiction over such lands.