20.—(1) Where a duly completed application has been submitted to the relevant competent authorities before 25th December 2008, the Transfrontier Shipment of Radioactive Waste Regulations 1993 apply to all shipment operations covered by that application provided that these are carried out within three years of the authorisation being granted.
(2) When deciding on applications for authorisation submitted before 25th December 2008, for more than one shipment of radioactive waste or spent fuel to a third country of destination, the competent authority must take account of all relevant circumstances, and in particular—
(a)the planned time schedule for carrying out all shipments covered by the same application;
(b)the justification for including all shipments in the same application;
(c)the appropriateness of authorising a number of shipments lower than that covered by the application.