32 CFR 2700.14: Challenges to classification.
If holders of classified information believe the information is improperly or unnecessarily classified, or that original classification has been extended for too long a period, they should discuss the matter with their immediate superiors or the classifier of the information. If these discussions do not satisfy the concerns of the challenger, the matter should be brough to the attention of the chairman of the OMSN Information Security Oversight Committee, established pursuant to § 2700.51. Action on such challenges shall be taken within 30 days from date of receipt and the challenger shall be notified of the results. When requested, anonymity of the challenger shall be preserved.