1. Short title This Act may be cited as the Walnut Grove Land Exchange Act . 2. Definitions In this Act: (1) Church The term Church means the Walnut Grove Church in Garland County, Arkansas. (2) Offered Tract The term Offered Tract means all right, title, and interest of the Church in and to approximately 6.3 acres of non-Federal land identified as Offered Tract 5742 on the Detail Map of the Walnut Grove Exchange, Ouachita National Forest map (printed date May 11, 2017). (3) Secretary The term Secretary means the Secretary of Agriculture. (4) Selected Tract The term Selected Tract means all right, title, and interest of the United States in and to approximately 4 acres identified as Selected Tract 5743 on the Detail Map of the Walnut Grove Exchange, Ouachita National Forest map (printed date May 11, 2017). 3. Exchange of land; equalization of value (a) Exchange authorized Subject to the provisions of this Act, not later than 2 years after the date of the enactment of this Act, if the Church offers to convey the Offered Tract to the United States, the Secretary shall— (1) convey to the Church all right, title, and interest of the United States in and to the Selected Tract; and (2) accept from the Church a conveyance of all right, title, and interest of the Church in and to the Offered Tract. (b) Requirements The exchange under subsection (a) shall be— (1) subject to valid existing rights; (2) conditioned on an equalization payment made by the Church in accordance with subsection (c)