22 CFR 505.13: General exemptions (Subsection (j)).

(a) General exemptions are available for systems of records which are maintained by the Central Intelligence Agency (Subsection (j)(1)), or maintained by an agency which performs as its principal function any activity pertaining to the enforcement of the criminal laws (Subsection (j)(2)).

(b) The Act does not permit general one exemption of records compiled primarily for a non-criminal purpose, even though there are some quasi-criminal aspects to the investigation and even though the records are in a system of records to which the general exemption applies.