18.—(1) The applicant may, at any time before being notified of the date of the hearing of the application, amend the application or deliver a supplementary statement in relation to that application.
(2) The applicant may amend the application or supplementary statement with the leave of the panel at any time after being notified of the date of the hearing of the application, or at the hearing itself, and the panel may grant such leave on such terms as it thinks fit.
(3) The applicant shall send a copy of every amendment and supplementary statement to the FHSAA.