The minimum possible information label is indirectly specified in the encodings file, and care must be taken to insure that it is well formed. The minimum information label's classification is the lowest specified classification. The minimum information label's compartments equal the initial compartments of the lowest specified classification, but with all inverse compartment bits set to 0. The minimum information label's markings equal the initial markings of the lowest specified classification, but with all inverse marking bits set to 0.
The human-readable form of the minimum information label contains the lowest specified classification along with those default words specified by the initial compartments and/or markings of this classification, but without any inverse words specified by the initial compartments and/or markings.