(a) Upon request of the head of any Government department or agency, upon application of an interested party, or upon his own motion, the Assistant Secretary shall set in motion an immediate investigation to determine the effects on the national security of imports of any article.

(b) The Secretary shall report the findings of his investigation under paragraph (a) of this section with respect to the effect of the importation of such article in such quantities or under such circumstances upon the national security and, based on such findings, his recommendation for action or inaction to the President within one year after receiving an application from an interested party or otherwise beginning an investigation under this section.