Quoting from
https://www.wiring-regulations.co.uk/wiring-regulations-history/
Here we will take a look back at the UK wiring regulations from 1882 to the current and future regulations.
1882 1st edition of the ‘Wiring Rules’ issued. Entitled ‘Rules and Regulations for the prevention of Fire Risks Arising from Electric Lighting’
1888 2nd edition
1897 3rd edition Entitled ‘General Rules recommended for Wiring for the Supply of Electrical Energy’
1903 4th Edition of the IEE Wiring Regulations, called ‘Wiring Rules’
1907 5th Edition of the IEE Wiring Regulations
1911 6th Edition of the IEE Wiring Regulations
1916 7th Edition of the IEE Wiring Regulations
1924 8th Edition of the IEE Wiring Regulations ‘Regulations for the Electrical Equipment of Buildings’
1927 9th Edition of the IEE Wiring Regulations
1934 10th Edition of the IEE Wiring Regulations
1939 11th Edition of the IEE Wiring Regulations, Revised issue (1943), reprinted with minor amendments (1945), Supplement issued (1946),Revised Section (1948)
1950 12th Edition of the IEE Wiring Regulations launched, Supplement issued (1954)
1955 13th Edition of the IEE Wiring Regulations launched, Reprinted, 1958, 1961, 1962 and 1964
1966 14th Edition of the IEE Wiring Regulations published Reprinted, 1968, 1969, 1970 (in metric units), 1972, 1973, 1974 and 1976
With the publication of the fifteenth edition it was decided that in future reprints of the same edition (amendments) would be contained in one of five different coloured covers red, green, yellow, blue and brown, a new edition would be published when the brown covered reprint required updating.
1981 The
15th Edition of the IEE Wiring Regulations launched
1991 16th Edition of the IEE Wiring Regulations published (adopted as the BS in 1992) Electricity at Work Regs. (Northern Ireland) come fully into being
2004 Part P of the Building Regulations becomes law
BS 7671:2001 Requirements for Electrical Installations (Incorporating Amendments No 1: 2002 and No 2: 2004), The IEE Wiring Regulations (Sixteenth Edition)
2007 17th Edition
BS 7671:2008+A3:2015 (the 17th edition incorporating Amendment 3:2015) issued in 2008 and updated (“Amendment no. 3”) in January 2015 and mandatory from July 2015.
2018 18th Edition of the IEE Wiring Regulations.