91 Searchlight Regiment RA (TA) was formed in March 1941 with four batteries, at HQ 3 Anti-Aircraft Brigade, Belfast. It served with this Brigade for 9 months before converting to the Light Anti-Aircraft role. 91 Searchlight Regiment RA (TA) was converted in January 1942 to 114 Light Anti-Aircraft Regiment.
Illustrations of the formation badges under which a unit served or supported are given. This is no guarantee that the unit used this formations badge.
|Mar 41||Formed||Belfast, UK|
|Mar 41||12 Anti-Aircraft Division, 3 Anti-Aircraft Brigade||Bangor, Co Down, UK|
|Jan 42||Became 114 Light Anti-Aircraft Regiment|
|Mar 41||549, 550, 552, 553|