2 Heavy Anti-Aircraft Regiment Royal Malta Artillery was raised at Paceville in December 1939 with three batteries. In January 1940, the Regiment had two gun batteries and a Searchlight Battery. It reverted to 3 gun batteries in November the same year. In August 1945 it was re-designated as 2 Anti-Aircraft (Composite) Regiment Royal Malta Artillery.
| Dec 39 | Formed from batteries from 7 Anti-Aircraft Regiment RA | Malta |
| Dec 39 | Malta Command | Malta |
| May 40 | 6 Battery, Spinola & San Pietru; 7 Battery, Tigne; 8 Battery Ta Karach | Malta |
| Aug 45 | Re-designated 2 Anti-Aircraft (Composite) Regiment RMA | Malta |
Batteries
| Dec 39 | 5, 6, 7 |
| Jan 40 | 6, 7, 8 Searchlight |
| Nov 40 | 6, 7, 9 |
| Dec 40 | 6, 7, 9, 10 LAA |
| Mar 41 | 6, 7, 9 |
| Jun 42 | 6, 7, 9, 14 |
| May 43 | 6, 7, 9 |