Malaysia legislation
Section 11
of KAEDAH-KAEDAH KENDERAAN MOTOR (PEMBINAAN DAN PENGGUNAAN)(PINDAAN) 2011
Seksyen 11
UN ECE Regulation 40 Uniform Provisions Concerning the Approval of
Motorcycles Equipped With a Positive-Ignition Engine With Regard to the
Emission of Gaseous Pollutants by the Engine;