1SA compulsory purchase order authorising a compulsory purchase by a local authority (hereafter in this Schedule referred to as the “acquiring authority”) in a case falling within subsection (1) of section one of this Act shall be made by the acquiring authority and submitted to and confirmed by the authority having power under the enactment in question to authorise the purchase (hereafter in this Schedule referred to as the “confirming authority”) in accordance with the following provisions of this Schedule.