“ Pursuant to section 303 (a) (7) of the Act, the following officials, each of whom is employed in the area of national security or defense, is designated to make the certifications required by section 303 (a) (7) of the Act in support of applications to conduct physical searches: None of the above officials, nor anyone officially acting in that capacity, may exercise the authority to make the above certifications, unless that official has been appointed by the President, by and with the advice and consent of the Senate. ”