To settle the Black Hills claim with the Sioux Nation of Indians.

[AI summary unavailable — showing source text] Title I: Black Hills Land Restoration to the Sioux Nation - Sioux Nation Black Hills Restoration Act of 1990 - Declares a specified tract of land which was a portion of the permanent Sioux Indian reservation confirmed by the Ft. Laramie Treaty to be the reestablished area for the permanent reservation of the Sioux Nation. Designates such reservation as the Black Hills Indian Reservation. Holds such reservation in reservation status until directed by the Congress with the consent of three-fourths of the adult members of the Sioux Nation expressed in a referendum election. Declares all Federal lands, subsurface mineral estates and interest, and water rights (including all valid rights, reservations, easement, leases, permits, agreements, and memoranda of understanding affecting Federal interests) within the reestablished area to be the property of the Sioux Nation. Provides for the conveyance of such interests, with the exception of the Mount Rushmore National Memorial, to the Sioux Nation. Gives the Sioux Nation first preference in bidding for the operation of all Federal concessions within the reestablished area. Directs the Secretary of the Interior and the Sioux Nation to adopt a…