§  0.501   General.

   Executive Order 12356 requires that information relating to national
   security be protected against unauthorized disclosure as long as
   required by national security considerations. The Order also provides
   that all information classified under Executive Order 12356 or
   predecessor orders be subject to a review for declassification upon
   receipt of a request made by a United States citizen or permanent
   resident alien, a Federal agency, or a state or local government.