; (B) annually tests and evaluates compliance with subparagraph (A) in accordance with best practices, which shall be issued by the Federal Communications Commission; and (C) not later than 10 business days after identifying an issue relating to the use of the contraband interdiction system, whether in the course of normal business operations or conducting testing and evaluation, submits to the Federal Communications Commission a report describing the issues identified and the steps taken to address the issues. (6) Testing and training by law enforcement Subsection (a)(1) shall not apply to the use of a cell-site simulator by a law enforcement agency of a governmental entity in the normal course of official duties that is not targeted against the communications of any particular person or persons, under procedures approved by the Attorney General, solely to— (A) test the capability of electronic equipment, if— (i) it is not reasonable to obtain the consent of the persons incidentally subjected to the surveillance; (ii) the test is limited in extent and duration to that necessary to determine to capability of the equipment; (iii) any information obtained during such testing (including metadata) is retained and used only for the purpose of determining the capability of the equipment, is disclosed only to test personnel, and is destroyed before or immediately upon completion of the test; and (iv) the test is for a period of not longer than 90 days, unless the law enforcement agency obtains the prior approval of the Attorney General; or (B) train law enforcement personnel in the use of electronic surveillance equipment, if— (i) it is not reasonable to— (I) obtain the consent of the persons incidentally subjected to the surveillance; (II) train persons in the course of otherwise authorized law enforcement activities; or (III) train persons in the use of such equipment without engaging in surveillance