(1) A final master plan for an airport remains in force for:
(a) in the case of Sydney (Kingsford - Smith) Airport, Sydney West Airport, Melbourne (Tullamarine) Airport, Brisbane Airport or Perth Airport--5 years; or
(b) in the case of any other airport--8 years.
However, if, at the end of that period, a fresh final master plan does not come into force, the original plan remains in force until a fresh plan comes into force.
Note: See section 68 for the airports to which this Part applies.
(2) Subsection (1) has effect subject to section 78 (which deals with replacement of plans).