(1) This section applies if the ACMA is satisfied that it is necessary to make or vary a numbering plan as a matter of urgency to ensure that numbering of carriage services and the use of numbers are properly managed in the absence of a numbering scheme manager.
(2) In the circumstances described in subsection (1):
(a) the ACMA is not required to comply with section 460 before making or varying a plan; and
(b) the ACMA is not required to consult the ACCC in accordance with subsection 461(1) if it is not practicable to do so.
(3) If a numbering plan is made or varied in the circumstances described in subsection (1), the plan ceases to have effect 12 months after it was made or varied.
(4) Subsection (3) does not prevent the ACMA from repealing the plan and making another numbering plan after complying with section 460 and subsection 461(1).