sections 3, 4, and 5 to the extent the procurement or operation is necessary for the purpose of supporting the full range of wildfire management operations or search and rescue operations. (b) Exception for intelligence activities Sections 3, 4, and 5 shall not apply to any activity subject to the reporting requirements under title V of the National Security Act of 1947 ( 50 U.S.C. 3091 et seq. ), any authorized intelligence activities of the United States, or any activity or procurement that supports an authorized intelligence activity. (c) Exception for Tribal law enforcement or emergency service agency Tribal law enforcement or Tribal emergency service agencies, in consultation with the Secretary of Homeland Security, are exempt from the procurement, operation, and purchase restrictions under sections 3, 4, and 5 to the extent the procurement or operation is necessary for the purpose of supporting the full range of law enforcement operations or search and rescue operations on Indian lands. 13. Sunset Sections 3, 4, and 5 shall cease to have effect on the date that is five years after the date of the enactment of this Act.