The brief of an amicus curiae may be filed only by leave of the Judge or Commission. The brief may be conditionally filed with the motion
for leave. A motion for leave shall identify the interest of the applicant and shall state the reasons why a brief of an amicus curiae is desirable.
Any amicus curiae shall file its brief within the time allowed the party whose position the amicus will support unless the Judge or Commission, for
good cause shown, grants leave for later filing. In that event, the Judge or Commission shall specify within what period an opposing party may
[57 FR 41684, Sept. 11, 1992]