; or (2) in the case of land owned in fee by an Indian Tribe and located within the Indian Tribe’s reservation or, if the Indian Tribe does not have a reservation, located within the census-designated place in which the Indian Tribe is headquartered as of the date of enactment of this Act, designate such lands as subject to a restriction imposed by the United States against alienation and taxation. (b) Fee to restricted fee process If the Secretary has not rendered a decision within 90 days of receipt of the Indian Tribe’s request to convert trust or eligible fee land, the request shall be deemed approved and the land shall automatically be considered as owned by the Indian Tribe in restricted fee status. (c) Land management (1) Written request An Indian Tribe that submits a written request for the Secretary to convey trust land or eligible fee land under this section to restricted fee status shall specify in the request that either— (A) the Indian Tribe has elected for the Secretary to have responsibility for managing land use