Multi-part Document
BS AU 40 - Specification for motor vehicle lighting and signalling equipment

This is a multi-part document divided into the following parts:

• Part 4a Specification for motor vehicle lighting and signalling equipment. Sealed beam headlamps
• Part 1 Specification for motor vehicle lighting and signalling equipment. Side, rear, parking, marker and stop lamps, and direction indicators
• Part 2 Specification for motor vehicle lighting and signalling equipment. Reflex reflectors for vehicles, including cycles
• Part 3 Specification for motor vehicle lighting and signalling equipment. Headlamps with prefocused filament lamps
• Part 6 Specification for motor vehicle lighting and signalling equipment. Headlamps for mechanically assisted pedal cycles (mopeds)