Changes to Council Directive of 27 July 1976 on the approximation of the laws of the Member States relating to the end-outline marker lamps, front position (side) lamps, rear position (side) lamps, stop lamps, daytime running lamps and side marker lamps for motor vehicles and their trailers (76/758/EEC)
EU Directive 1976/758
The legislation that changes Council Directive of 27 July 1976 on the approximation of the laws of the Member States relating to the end-outline marker lamps, front position (side) lamps, rear position (side) lamps, stop lamps, daytime running lamps and side marker lamps for motor vehicles and their trailers (76/758/EEC), newest first. Choose one to see each change.
From legislation.gov.uk's record of changes, the official one: see it there.