(a) Notice to submit invoice. Promptly following a service of legal process or request, the court or
government authority shall notify the financial institution that it must
submit an itemized bill or invoice in order to obtain payment and shall
furnish an address for this purpose.
(b) Special notice. If a grand jury or government authority withdraws the legal process or
formal written request, or if the customer revokes the authorization, or if
the legal process or request has been successfully challenged by the
customer, the grand jury or government authority shall promptly notify the
financial institution of these facts, and shall also notify the financial
institution that it must submit an itemized bill or invoice in order to
obtain payment of costs incurred prior to the time the financial institution
receives this notice.