(a) the operation, or proposed operation, of a registered conference agreement is affected, or outwards liner cargo shipping services or inwards liner cargo shipping services provided, or proposed to be provided, under the agreement are affected, by the happening of an event or otherwise than by a varying conference agreement; or
(b) parties to a registered conference agreement make or arrive at an agreement with other ocean carriers that affects outwards liner cargo shipping services or inwards liner cargo shipping services provided, or that would, but for the agreement, have been provided, by the other ocean carriers;
the parties to the registered conference agreement shall notify the Registrar of the matter.
(2) The notice must be:
(a) in the appropriate prescribed form; and
(b) given to the Registrar in accordance with the regulations within 30 days after the operation, or proposed operation, of the agreement is affected, the services are affected or the agreement is made or arrived at, as the case may be.
(3) The notice must comply with any regulations requiring its verification (in whole or part).
(4) Where the parties to a registered conference agreement give a notice under subsection (1), the Registrar may make such variations (if any) to the particulars entered in the register of conference agreements in relation to the agreement as the Registrar considers necessary or desirable to take account of the notice.