36 CFR 902.51 - Records relating to matters that are required by Executive order to be kept secret.
Records relating to matters that are specifically authorized under criteria established by an Executive order to be kept secret in the interest of national defense or foreign policy, include those within the scope of the following, and any further amendment of any of them, but only to the extent that the records are in fact properly classified pursuant to such Executive order:
These records may not be made available for public inspection.
Title 36 published on 2013-07-01
no entries appear in the Federal Register after this date.