Any attorney admitted to practice before this court who shall be disbarred on consent or
resign from the bar of any other court of the United States or the District of Columbia, or from
the bar of any state, territory, commonwealth or possession of the United States, while an
investigation into allegations of misconduct is pending, shall, upon the filing with this court of
a certified or exemplified copy of the judgment or order accepting such disbarment on consent
or resignation, cease to be permitted to practice before this court and be stricken from the roll
of attorneys admitted to practice before this court.