This International Standard specifies the essential characteristics for the installation of lighting and light signalling devices on motor vehicles with or without bodywork and with at least four wheels, intended for on-road use and having a maximum design speed of more than 25 km/h, and their trailers. It is not applicable to vehicles that run on rails, to agricultural or forestry tractors and machinery, or to public works vehicles.
ISO 303:2002 Referenced Document
ISO 1176 Road vehicles; masses; vocabulary and codes
ISO 3833 Road Vehicle Type Terms and Definitions Technical Corrigendum 1
ISO 4082 Road vehicles; Motor vehicles; Flasher units
ISO 4182 Motor vehicles - Measurement of variations in dipped-beam headlamp angle as a function of load
ISO 612 Road vehicles; Dimensions of motor vehicles and towed vehicles; Terms and definitions
ISO 7227 Road vehicles - Lighting and light signalling devices - Vocabulary; Amendment 1*, 2004-09-01 Update
ISO/TR 9819 Road vehicles; comparison tables of regulations on photometric requirements of light signalling devices
ISO 303:2002 history
2003ISO 303:2002/cor 1:2003 Road vehicles - Installation of lighting and light signalling devices for motor vehicles and their trailers; Technical Corrigendum 1
2002ISO 303:2002 Road vehicles - Installation of lighting and light signalling devices for motor vehicles and their trailers
1986ISO 303:1986 Road vehicles; Installation of lighting and light signalling devices for motor vehicles and their trailers