In those States where Public Law 83-280 (18 U.S.C. 1162 and 28 U.S.C. 1360 ) do not confer civil jurisdiction, State employees may be permitted to enter upon Indian Tribal lands, reservations, or allotments in an official capacity in connection with a contract under this part if the duly constituted governing body of the Tribe adopts a resolution of consent for the following purposes:
25 C.F.R. §273.172