To prohibit the Secretaries of the Interior and Agriculture from taking action on Federal lands that impede border security on such lands, and for other purposes.

[AI summary unavailable — showing source text] National Security and Federal Lands Protection Act - Prohibits the Secretary of the Interior or the Secretary of Agriculture (USDA) from prohibiting or restricting U.S. Customs and Border Protection (CBP) activities on federal land under their respective jurisdictions, located within 100 miles of an international land border, to: (1) execute search and rescue operations, and (2) prevent all unlawful entries into the United States through the international land borders of the United States. Grants CBP access to such lands to conduct the following activities: (1) road and barrier construction and maintenance; (2) use of patrol vehicles; (3) installation, maintenance, and operation of surveillance equipment and sensors; and (4) deployment of temporary tactical infrastructure. Provides that a waiver by the Secretary of Homeland Security (DHS) of specified laws regarding sections of the international border between the United States and Mexico and between the United States and Canada shall apply to all land under the jurisdiction of the Secretary of the Interior or the Secretary of Agriculture within 100 miles of the international land borders of the United States with respect to CBP ac…