49 Light Anti-Aircraft Regiment RA (TA) was formed from 84 Battery ex 44 Light Anti-Aircraft Regiment, in July 1940. The Regiment served in Air Defence Great Britain until July 1942. It then became the Divisional LAA Regiment in 78 Infantry Division. It moved to North Africa in November 1942, and fought through Tunisia, Sicily and Italy. 49 Light Anti-Aircraft Regiment RA (TA) was disbanded in January 1945.
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.
| Jul 40 | Formed from a battery from 44 Light Anti-Aircraft Regiment | ||
| Jul 40 |  |
6 Anti-Aircraft Division, 6 Anti-Aircraft Brigade | UK |
| Jun 42 | |
6 Anti-Aircraft Division, 28 Anti-Aircraft Brigade | UK |
| Jul 42 |  |
78 Infantry Division | UK |
| Nov 42 | |
78 Infantry Division | N Africa |
| Jul 43 | |
78 Infantry Division | Sousse, Tunisia |
| Jul 43 | |
78 Infantry Division | Mineo, Sicily |
| Aug 43 | |
78 Infantry Division | Messina, Sicily |
| Sep 43 | |
78 Infantry Division | Italy |
| Jul 44 | |
78 Infantry Division | Egypt |
| Sep 44 | |
78 Infantry Division | Italy |
| Nov 44 |  |
8 Army | Italy |
| Jan 45 | Disbanded |
Batteries
| Jul 40 | 84, 90, 119 |
| Sep 41 | 84, 90, 280 |
| Feb 42 | 84, 90, 280, 298, 452 |
| Apr 42 | 84, 90, 280 |