(1) The Minister must, by legislative instrument, determine a period that forms part of a period of national liquid fuel emergency to be a planning period in relation to that period of national liquid fuel emergency.
(2) Subsection 12(2) (retrospective application of legislative instruments) of the Legislation Act 2003 does not apply to a determination under subsection (1).
(3) If the period of national liquid fuel emergency terminates before the end of a planning period, the planning period ends at the same time.
(4) The Minister must, as soon as practicable after making a determination under subsection (1), give a copy of the determination to the Energy Minister for each State and Territory.