Calling of meeting
4The trustee, calling a meeting under paragraph 1 or 3, or a commissioner, calling a meeting under paragraph 3, is no fewer than 7 days before the date fixed for the meeting to notify—
(a)every creditor known to the trustee or, as the case may be, to the commissioner, and
(b)AiB,
of the date, time and place fixed for the holding of the meeting and of the meeting’s purpose.