Foreign Intelligence Information Law and Legal Definition

Pursuant to 18 USCS § 2510 (19), [Title 18. Crimes and Criminal Procedure; Part I. Crimes; Chapter 119. Wire and Electronic Communications Interception and Interception of Oral Communications] the term foreign intelligence information, for purposes of section 2517(6) of this title [18 USCS § 2517(6)], means--

“(A) information, whether or not concerning a United States person, that relates to the ability of the United States to protect against--

(i) actual or potential attack or other grave hostile acts of a foreign power or an agent of a foreign power;

(ii) sabotage or international terrorism by a foreign power or an agent of a foreign power; or

(iii) clandestine intelligence activities by an intelligence service or network of a foreign power or by an agent of a foreign power; or

(B) information, whether or not concerning a United States person, with respect to a foreign power or foreign territory that relates to--

(i) the national defense or the security of the United States; or

(ii) the conduct of the foreign affairs of the United States.”