; (11) the term mitigation means the deletion of all information collected about a person who is not the subject of the warrant or investigation; (12) the term private mobile service has the meaning given that term in section 332 of the Communications Act of 1934 ( 47 U.S.C. 332 ); (13) the term telecommunications relay service has the meaning given that term in section 225 of the Communications Act of 1934 ( 47 U.S.C. 225 ); and (14) the term United States person has the meaning given that term in section 101 of the Foreign Intelligence Surveillance Act of 1978 ( 50 U.S.C. 1801 ). . (b) Foreign Intelligence Surveillance Act of 1978 requirements The Foreign Intelligence Surveillance Act of 1978 ( 50 U.S.C. 1801 et seq. ) is amended— (1) in section 101 ( 50 U.S.C. 1801 ), by adding at the end the following: (q) Cell-site simulator has the meaning given that term in section 3119 of title 18, United States Code. ; (2) in section 102(a) ( 50 U.S.C. 1802(a) ), by adding at the end the following: (5) The Government may only use a cell-site simulator pursuant to the authority under clause (i) or (ii) of paragraph (1)(A) without obtaining an order under this title authorizing such use if the Government has implemented measures that are reasonably likely to limit the collection activities to— (A) means of communications used exclusively between or among foreign powers, as defined in paragraph (1), (2), or (3) of section 101(a); or (B) property or premises under the open and exclusive control of a foreign power, as defined in paragraph (1), (2), or (3) of section 101(a). ; (3) in section 105 ( 50 U.S.C. 1805 ), by adding at the end the following: (k) (1) A judge having jurisdiction under section 103 may issue an order under this section that authorizes the use of a cell-site simulator only if the applicant— (A) demonstrates that other investigative procedures, including electronic location tracking methods that solely collect records of the investigative target— (i) have been tried and have failed