Interpretation Act 1987 No 15
30C Automatic repeal of amending Acts that have commenced
(1) In this section—amending Act means—(a) a whole Act that directly amends or repeals other Acts or instruments and that contains no other provisions apart from ancillary provisions, or(b) a section or subsection of an Act, a schedule or subschedule to an Act or a provision of any such schedule or subschedule that directly amends or repeals other Acts or instruments and that contains no other provisions apart from ancillary provisions.ancillary provision of an amending Act means the long title of the Act, a preamble to the Act, a provision that specifies the short title or name of the Act, a provision that provides for the commencement of the Act, a provision that declares that notes in the Act do not form part of the Act or a provision that gives effect to or describes a schedule to the Act.(2) An amending Act is repealed on the day after all of its provisions have commenced (except as provided by subsection (3)).(3) If an amending Act commences before the date of assent, the amending Act is repealed on the day after the date of assent.(4) The repeal by this section of an amending Act does not, because of the operation of section 30, affect any amendment or repeal made by the amending Act.(5) This section does not apply to an amending Act that makes provision for the repeal of the amending Act.(6) This section applies only to an amending Act enacted after 1 January 2009.