This Act may be cited as the Dairy Industry Amendment Act 1975, and shall be read together with and deemed part of the Dairy Industry Act 1952 (hereinafter referred to as the principal Act).

Section 13 of the principal Act is hereby amended by omitting the words “fifty yards” and “thirty feet” wherever they occur, and substituting, respectively, the expressions “45 metres” and “10 metres”.

Sections 22 and 25 of the principal Act are hereby amended by omitting the word “pound” wherever it occurs, and substituting in each case the word “kilogram”.

In relation to pigpens, pigsties, fowlhouses, cesspools, and closets constructed before the commencement of this Act, the principal Act shall be read as if this Act had not been passed.