(a)
(1) the counts sought to be reinstated were originally filed within the applicable limitations period;
(2) the counts were dismissed pursuant to a plea agreement approved by the District Court under which the defendant pled guilty to other charges;
(3) the guilty plea was subsequently vacated on the motion of the defendant; and
(4) the United States moves to reinstate the dismissed counts within 60 days of the date on which the order vacating the plea becomes final.
(b)