Inventory of roads and trails on covered Federal land harmed by illegal aliens

(a) In general Not later than 1 year after the date of enactment of this Act, the Secretary concerned shall inventory all previously unauthorized roads and trails on covered Federal land that have been created by illegal southern border or northern border crossings. (b) Determination required Not later than 2 years after the date on which the inventory is completed under subsection (a), the Secretary concerned shall determine whether each previously unauthorized road or trail inventoried under that subsection has been damaged in such a manner that— (1) the applicable road or trail has permanently altered the original characteristics of the applicable covered Federal land; and (2) significant environmental degradation to the applicable road or trail has been identified. (c) Maintenance and administration If the Secretary concerned makes an affirmative determination under subsection (b) with respect to a previously unauthorized road or trail inventoried under subsection (a), the Secretary concerned shall enter into a cooperative agreement with the Secretary of Homeland Security to use and maintain the applicable road or trail— (1) to deter illegal entry into the United States; and (2) to gain operational control of the southern border or northern border, as applicable.