28 CFR §68.51

On his/her own motion, or on the motion of any party, the Administrative Law Judge may direct that there be a restricted access portion of the record to contain any material in the record to which public access is restricted by law or by the terms of a protective order entered in the proceedings. This portion of the record shall be placed in a separate file and clearly marked to avoid improper disclosure and to identify it as a portion of the official record in the proceedings.