This document provides a detailed explanation of the code numbers used in the Vaughn Index by the Record/Information Dissemination Section (RIDS) of the FBI. It includes various exemption categories under different legal statutes, such as information classified by FBI officials, grand jury information, trade secrets, and more. The document also outlines codes related to law enforcement techniques, informant programs, and other sensitive information categories.
documents/EFTA00172122.pdf
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