4.—(1) Where a person knows any of the required information more than seven days before the date of their intended departure, the person must notify such of the required information as the person holds—
(a)not less than seven days before that date (“the seven day notification requirement”), or
(b)if the person has a reasonable excuse for not complying with the seven day requirement, as soon as practicable but not less than twenty four hours before that date.
(2) Where the person has notified the police in accordance with paragraph (1) but—
(a)the information so notified does not contain all the required information, or
(b)at any time prior to the date of their intended departure, the information so notified becomes inaccurate,
the person must notify to the police the remaining required information or the changes to the required information as the case may be, not less than twenty four hours before the date of their intended departure.
(3) Where a person does not know any of the required information more than seven days before the date of their intended departure, the person must notify the required information to the police not less than twenty four hours before that date.