Code of Federal Regulations Title 32. National Defense § 32.2400.26 Access by historical researchers and former Presidential appointees

(1) Are engaged in historical research projects, or

(2) Previously have occupied policy-making positions to which they were appointed by the President.

(1) Determines in writing that access is consistent with the interest of national security;

(2) Takes appropriate steps to protect classified information from unauthorized disclosure or compromise, and ensures that the information is safeguarded in a manner consistent with Executive Order 12356;

(3) Limits the access granted to former presidential appointees to items that the person originated, reviewed, signed, or received while serving as a presidential appointee;  and

(4) Has received a written agreement from the researcher or former presidential appointee that his notes can be reviewed by OSTP for a determination that no classified material is contained therein.