74 Light Anti-Aircraft Regiment RA (TA) was formed in February 1941 in Malta, with three batteries. The Regiment moved to Sicily in July 1943 and then Italy in the September. 74 Light Anti-Aircraft Regiment RA (TA) was disbanded in December 1944 in the UK.
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.
| Feb 41 | Formed | Malta | |
| Feb 41 |  |
7 Anti-Aircraft Brigade | Takali airfield, Malta |
| Jul 43 |  |
8 Army, 2 Anti-Aircraft Brigade | Sicily |
| Sep 43 | |
8 Army, 2 Anti-Aircraft Brigade | Italy |
| Jul 44 |  |
US 5 Army, 62 Anti-Aircraft Brigade | Italy |
| Dec 44 | Disbanded |
Batteries
| Feb 41 | 59, 186, 225 |
| Aug 43 | 186, 225, 352 |