available to the Secretary, without further appropriation, for activities relating to the operation of the Dickinson Dam and Reservoir. 3. Conveyance of game and fish headquarters to the State (a) Conveyance of game and fish headquarters Not later than 5 years after the date of enactment of this Act, the Secretary shall convey to the State all right, title, and interest of the United States in and to the game and fish headquarters, on the condition that the game and fish headquarters continue to be used as a game and fish headquarters or substantially similar purposes. (b) Reversion If land conveyed under subsection (a) is used in a manner that is inconsistent with the requirements described in that subsection, the land shall, at the discretion of the Secretary, revert to the United States. 4. Reservations, easements, and other outstanding rights (a) In general Each conveyance to the Department or the State pursuant to this Act shall be made subject to— (1) valid existing rights