Uk Electrical Wiring Color Code Standards. Wiring color codes in europe including uk iec most european countries including the united kingdom are now following the color conventions for ac branch circuits laid down by the international electro technical commission iec. Prior to harmonisation with other european countries the united kingdom s electrical wiring system used.
But from march 2004 the uk started following the iec color code. Black red and green with yellow stripes. Most of the european countries follow the international electro technical commission s electrical wiring color code.
The old electrical colours were phased out in 2006 but as you can imagine old wiring still exists in many houses and appliances.
The live wire colour used to be red. The guide below is for uk british electrical wiring if you live in another country the colours may be different. Black red and green with yellow stripes. Most european countries follow a wire color code established by iec.
