Does the Australia Act grant Extraterritorial operation beyond Power?

Does section 51(xxxviii) provide a source of power to grant the States Extra Territorial Operation? Quick and Garren Annotated Constitution page 650.   (xxxviii.) The exercise within the Commonwealth, at the request or with the concurrence of the Parliaments of all the States directly concerned, of any powerwhich can at the establishment of this Constitution be exercised Read More …