Pub. L. 116-6, div. A, tit. II, sec. 231

Sec. 231. None of the funds made available by this Act or prior Acts are available for the construction of pedestrian fencing—(1) within the Santa Ana Wildlife Refuge;(2) within the Bentsen-Rio Grande Valley State Park;(3) within La Lomita Historical park;(4) within the National Butterfly Center; or(5) within or east of the Vista del Mar Ranch tract of the Lower Rio Grande Valley National Wildlife Refuge.