Pursuant to the provisions of Section 101 and Section 102 of the National Security Act of 1947, as amended, the National Security Council hereby authorizes and directs that:
a. "Foreign communications" include all telecommunications and related materials (except Foreign Press and Propaganda Broadcasts) of the government and/or their nationals or of any military, air, or naval force, faction, party, department, agency, or bureau of a foreign country, or of any person or persons acting or purporting to act therefor; they shall include all other telecommunications and related material of, to, and from a foreign country which may contain information of military, political, scientific or economic value.
b."Communications Intelligence" is intelligence produced by the study of foreign communications. Intelligence based in whole or in part on Communications Intelligence sources shall be considered Communications Intelligence as pertains to the authority and responsibility of the United States Communications Intelligence Board.
c. "Communications Intelligence Activities" comprise all processes involved in the collection, for intelligence purposes, of foreign communications, the production of information from such communications, the dissemination of that information, and the control of the protection of that information and the security of its sources.
Source: National Archives and Records Administration, RG 59, Records of the Department of State, Records of the Executive Secretariat, NSC Files: Lot 66 D 195, NSCIDs. Confidential. This is the second version of this NSCID. The first was dated July 1, 1948. (Ibid.) See the Supplement. The only substantive difference between the two texts is the addition of the Federal Bureau of Investigation to the list of agencies enumerated in paragraph 2.