32 C.F.R. § 1909.1 – Authority and purpose.

(a) Authority. This part is issued under the authority of and in order to implement section 4.4 of Executive Order 13526, as amended (or successor Orders); section 1.6 of Executive Order 12333, as amended (or successor Orders); section 102A of the National Security Act of 1947, as amended; and section 6 of the Central Intelligence Agency Act of 1947, as amended.
(b) Purpose. This part prescribes procedures for waiving the need-to-know requirement for access to classified information with respect to persons:
1. (1) Requesting access to classified CIA information as historical researchers;
2. (2) Requesting access to classified CIA information as a former Presidential or Vice Presidential appointee or designee; or
3. (3) Requesting access to classified CIA information as a former President or Vice President.