32 C.F.R. § 1802.22 Challenges barred by res judicata.
Title 32 - National Defense
The Coordinator shall respond on behalf of the Director, NACIC and deny any challenge where the information in question has been the subject of a classification review within the previous two (2) years or is the subject of pending litigation in the federal courts.
Title 32: National Defense
PART 1802—CHALLENGES TO CLASSIFICATION OF DOCUMENTS BY AUTHORIZED HOLDERS PURSUANT TO SECTION 1.9 OF EXECUTIVE ORDER 12958
Subpart C—Action On Challenges
§ 1802.22 Challenges barred by res judicata.

