This legislation has been repealed.
Unless otherwise
approved by the Director General, an efficient silencing device, so
constructed that all exhaust from the engine is projected through the device,
in such a manner as to effectively prevent the creation of undue noise, shall
be securely fitted to the engine.
[Regulation 1008 amended in Gazette
8 Jun 1990 p. 2684; 31 Jan 1997 p. 685-6.]