Notification of combined operations
22.—(1) A duty holder for an installation which is to be involved in a combined operation in external waters shall ensure that that installation does not engage in a combined operation unless a notification containing the particulars specified in Schedule 11 (other than those already notified to the competent authority pursuant to regulation 21) in respect of that combined operation is sent to the competent authority at least 21 days (or such shorter period as the competent authority may specify) before it is due to commence.
(2) Where there is a material change in any of the particulars notified pursuant to paragraph (1) prior to completion of the relevant combined operation, the duty holder shall notify the competent authority of that change as soon as practicable.
(3) Where there is a change in the duty holder or of the installation, the duty holder shall send a notification pursuant to paragraph (1).
(4) A duty holder for an installation which is or is to be involved in a combined operation shall not commence the combined operation where the competent authority expresses objections to the content of the notification.
(5) The requirement in paragraphs (1), (2) or (3) (as the case may be) will be satisfied if—
(a)the duty holders for every installation involved in the combined operation prepare and agree the notification required under the relevant paragraph; and
(b)one of them sends it to the competent authority by the deadline applicable to the notification in question.