29AApplication of national standards of weights and measures

### 29A Application of national standards of weights and measures > *\[Section 29A Inserted by No. 11 of 1962, s. 9 \]* > > > (1)  On and after the date from which, by virtue of the operation of the [Commonwealth Act](/view/html/inforce/2026-04-12/act-9999-999#) , the Commonwealth legal units of measurement of a physical quantity are the sole legal units of measurement of that physical quantity, a reference in any Act to a unit of measurement of that physical quantity shall, if there is a Commonwealth legal unit of measurement of that physical quantity of the same name and unless the contrary intention appears, be read as a reference to that Commonwealth legal unit of measurement. > > > (2)  In this section – > > > > > ***Commonwealth Act*** means the *National Measurement Act 1960* of the Commonwealth, and includes that Act as amended from time to time and any Commonwealth Act passed in substitution for that Act; > > > > > ***Commonwealth legal unit of measurement*** means a unit of measurement prescribed under the [Commonwealth Act](/view/html/inforce/2026-04-12/act-9999-999#) .