(a) Upon the filing of a superseding charging document, the United States shall indicate the
changes that have been made in the superseding document in comparison to the preceding charging
document by redline or other comparable method. The United States shall also give written notice
to the Court: (1) stating whether the new charging document commences a new time limit for
commencement of trial; and (2) if so, (i) identifying the reasons the new charging document
commences a new time limit for commencement of trial, and (ii) indicating whether the United
States seeks a new trial date.
(b) By no later than at the arraignment on the new charging document, counsel for the
defendant shall: (1) state whether the defendant agrees or disagrees that the new charging
document commences a new time limit for commencement of trial; (2) identify the defendant's
reasons for agreement or disagreement; and (3) state whether the defendant seeks a new trial date
based on the new charging document.