concessions on the land covered by the agreement. (d) Authorized activities For the term of an agreement entered into under subsection (b)(1), with respect to land covered by the agreement, any activity defined as permissible under parts 2920 and 2930 of title 43, Code of Federal Regulations (or successor regulations), shall be permissible. (e) Effect The establishment of commercial recreation concessions under subsection (b) shall not be considered to be a change in use for purposes of this Act. .