The question on which the Minister for Defence asks to be advised is whether there is sufficient power under the Defence Act for the Commonwealth to accept the re-sponsibility of guaranteeing that it can at any time, in time of war (in the Imperial sense) place State railway rolling-stock at the disposal of the Imperial Government for service outside Australia.
The Constitution, section 51 (xxxii), empowers the Commonwealth to make laws in respect to The control of railways with respect to transport for the naval and mili-tary purposes of the Commonwealth'.