8.—(1) The appellant shall send to the secretary a notice setting out the grounds of appeal, which in the case of an appeal under section 27 (other than an appeal under section 27(2)(a)) shall contain sufficient particulars to show why the appellant considers the decision appealed against was unlawful or was not justified by the evidence on which it was based or in the case of an appeal under section 27(2)(a) shall contain sufficient particulars to show why the appellant considers the finding appealed against was not justified by the evidence on which it was based—
(a)within 28 days from the date on which the Bank served notice in writing on the appellant of its decision, in the case of an appeal against the decision of the Bank (or any finding related thereto) to revoke authorisation, and
(b)within 14 days of serving the notice of appeal, in any other case.
(2) The appellant shall upon sending the notice of grounds of appeal referred to in paragraph (1), send a copy of the notice to the persons to whom a copy of the notice of appeal was sent pursuant to regulation 5(2).
(3) In the case of an appeal under section 27(1) of the Act the appellant may omit any information from the notice of grounds of appeal referred to in paragraph (1) on the ground that it is confidential or commercially sensitive, in which event it shall include such information in a notice of supplementary grounds of appeal, which it shall send to the secretary and the Bank, with an explanation in writing of the reasons for the omission, at the same time as it sends the notice of grounds of appeal under paragraph (1).