28 U.S.C. § 333 : US Code - Section 333: Judicial conferences of circuits

      The chief judge of each circuit may summon biennially, and may
    summon annually, the circuit, district, magistrate, and bankruptcy
    judges of the circuit, in active service, to a conference at a time
    and place that he designates, for the purpose of considering the
    business of the courts and advising means of improving the
    administration of justice within such circuit. He may preside at
    such conference, which shall be known as the Judicial Conference of
    the circuit. The judges of the District Court of Guam, the District
    Court of the Virgin Islands, and the District Court of the Northern
    Mariana Islands may also be summoned biennially, and may be
    summoned annually, to the conferences of their respective circuits.
      Every judge summoned may attend.
      The court of appeals for each circuit shall provide by its rules
    for representation and active participation at such conference by
    members of the bar of such circuit.