1-1-14. Resolution of county commissioners assuming jurisdiction--Contract for federal reimbursement of costs. Jurisdiction shall not be deemed assumed or accepted by this state in any county of South Dakota unless and until a resolution assuming and accepting the same is adopted by the board of county commissioners of any county containing Indian country. Prior to the adoption of such a resolution, the county commissioners shall negotiate and contract with the federal Bureau of Indian Affairs of the United States Department of Interior for reimbursement of any authorized and appropriated federal funds for the added costs to any county in connection with the assumption of said jurisdiction. The rates or terms of any such contract shall so far as possible be on the basis of and take into consideration the untaxed Indian lands and the proportion such land bears to the total land area of said respective counties and the proportion the law enforcement costs bear to the total government costs of said respective counties.