; and (B) in the case of any subsequent report submitted under paragraph (1), the calendar year for which the report is submitted. 1118. Prohibitions on actions that impede border security on certain Federal land (a) Prohibition on interference with U.S. Customs and Border Protection (1) In general The Secretary concerned may not impede, prohibit, or restrict activities of U.S. Customs and Border Protection on covered Federal land to carry out the activities described in subsection (b). (2) Applicability The authority of U.S. Customs and Border Protection to conduct activities described in subsection (b) on covered Federal land applies without regard to whether a state of emergency exists. (b) Authorized activities of U.S. Customs and Border Protection (1) In general U.S. Customs and Border Protection shall have immediate access to covered Federal land to conduct the activities described in paragraph (2) on such land to prevent all unlawful entries into the United States, including entries by terrorists, unlawful aliens, instruments of terrorism, narcotics, and other contraband through the southern border or the northern border. (2) Activities described The activities described in this paragraph are— (A) the execution of search and rescue operations; (B) the use of motorized vehicles, foot patrols, and horseback to patrol the border area, apprehend illegal entrants, and rescue individuals