108 Heavy Anti-Aircraft Regiment RA (TA) was formed in August 1940. The Regiment Served in Anti-Aircraft Command until transferring to 2 Army in March 1944. It moved to France in June 1944 fighting through to Germany with 106 and 100 Anti-Aircraft Brigades. 108 Heavy Anti-Aircraft Regiment RA (TA) was disbanded in November 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.
| Aug 40 | Formed | ||
| Aug 40 |  |
3 Anti-Aircraft Division, 51 Anti-Aircraft Brigade | North East Scotland, UK |
| Nov 40 |  |
OSDEF | Orkney, UK |
| Sep 42 |  |
8 Anti-Aircraft Division, 60 Anti-Aircraft Brigade | Devon, UK |
| Oct 42 |  |
3 Anti-Aircraft Group, 60 Anti-Aircraft Brigade | Devon, UK |
| Mar 44 |  |
2 Army | UK |
| 10 Jun 44 | |
2 Army, 106 Anti-Aircraft Brigade | Airfield Defence, Normandy, France |
| Aug 44 | |
2 Army, 106 Anti-Aircraft Brigade | Somme bridges, France |
| Sep 44 | |
2 Army, 106 Anti-Aircraft Brigade | Antwerp, Belgium |
| Mar 45 | |
2 Army, 100 Anti-Aircraft Brigade | Venlo, Holland |
| Mar 45 | |
2 Army, 100 Anti-Aircraft Brigade | Rhine crossing, Germany |
Batteries
| Aug 40 | 338, 339 |
| Sep 40 | 338, 339, 341 |
| Dec 40 | 338, 339, 379 |
| Jan 41 | 338, 339 |
| Jun 41 | 338, 339, 382 |
| Sep 41 | 338, 382, 94 (LAA) |
| Mar 42 | 338, 382, 421, 434 |
| Oct 42 | 338, 382, 421 |
Gun Sites Occupied
| Dates | Sites | Gun Defended Area |
| Oct 40-1942 | B1 Kyle of Lochalsh B2 Balmacara |
Kyle of Lochalsh |