57A.— Sections 52, 54, 55, 56 and 57 apply in relation to external confiscation orders transmitted by or on behalf of courts in designated states that are member states (except where the execution of such orders is subject to refusal, postponement, variation or discharge, or termination under sections 51B, 51C, 51E and 51F respectively) as they apply in relation to confiscation co-operation orders.]