Date

Sep 22, 1976

Description

The attachment to the note for DDCI Knoche discusses CIA compliance with the guidance of United States Signals Intelligence Directive-18, governing collection and retention of communications intelligence concerning U.S. persons. It notes the existence of separate guidelines for NSA and CIA.

Source

CREST, NARA, College Park.

Document published in following posting(s):

The CIA and Signals Intelligence

Mar 20, 2015

Document published in the Cyber Vault Library

[Author Deleted], A/DDCI, Note for: Mr. Knoche, Subject: Response to Deputy Secretary of Defense Ellsworth on Relationship of NSA SIGNT Procedures to CIA, September 20, 1976 w/att: E.H. Knoche, DDCI, to Honorable Robert Ellsworth, September 22, 1976. Confidential.