Regulation No.83: Uniform provisions concerning the approval of vehicles with regard to the emission of pollutants according to engine fuel requirements

Règlement no 83: Prescriptions uniformes relatives à l'homologation des véhicules en ce qui concerne l'émission de polluants par le moteur selon les exigences du moteur en matière de carburant

Regelung Nr.83: Einheitliche Bedingungen für die Genehmigung der Fahrzeuge hinsichtlich der Emission von Schadstoffen aus dem Motor entsprechend den Kraftstofferfordernissen des Motors

This Regulation applies to the emissions of gaseous pollutants from all vehicles of category M1 and N1 (as defined in Regulation No. 13), equipped with positive- ignition engines fuelled with leaded or unleaded petrol, or equipped with compression-ignition engines, provided with at least four wheels. Gaseous pollutants include carbon monoxide, hydrocarbons and oxides of nitrogen (art.2.6).

(Source: IUCN ELC, 08.2005)