§ 640d-6. Joint ownership and management of coal, oil, gas and other minerals within or underlying partitioned lands; division of proceeds
Partition of the surface of the lands of the joint use area shall not affect the joint ownership status of the coal, oil, gas, and all other minerals within or underlying such lands. All such coal, oil, gas, and other minerals within or underlying such lands shall be managed jointly by the two tribes, subject to supervision and approval by the Secretary as otherwise required by law, and the proceeds therefrom shall be divided between the tribes, share and share alike.