31 (City of London Rifles) Searchlight Regiment RA(TA) formed in August 1940 by the transfer of 31 (City of London Rifles) Anti-Aircraft Battalion Royal Engineers (TA) to the RA. The Regiment was converted to 123 Light Anti-Aircraft Regiment RA in February 1942. It was re-constituted as 566 (City of London Rifles) Light Anti-Aircraft/Searchlight Regiment RA(TA) in January 1947.
|Aug 40||Formed from 31 Anti-Aircraft Battalion Royal Engineers||Sutton, London, UK|
|Aug 40||27 Anti-Aircraft Brigade||Portsmouth, Hampshire, UK|
|Feb 42||Became 123 Light Anti-Aircraft Regiment|
|Aug 40||324, 325, 326, 327|