1.Vessels listed exclusively in the WCPFC register shall apply the measures set out in this Section when fishing in the overlap area between IATTC and WCPFC as defined in Article 4(s).
2.Vessels listed in both the WCPFC register and the IATTC register and vessels listed exclusively in the IATTC register shall apply the measures set out in Article 27(1)(a), (2), (3) and (4) and Article 28 when fishing in the overlap area between IATTC and WCPFC as defined in Article 4(s).