104 Heavy Anti-Aircraft Regiment RA(TA) was formed in August 1940. The Regiment was disbanded in September 1944.
| Aug 40 | Formed | |
| Aug 40 | 60 Anti-Aircraft Brigade, 8 Anti-Aircraft Division | UK |
| Jul 43 | Middle East Forces | N Africa |
| Jul 43 | 8 Army | Sicily |
| Sep 43 | 8 Army | Italy |
| Aug 44 | Home Forces | UK |
| Sep 44 | Disbanded |
Batteries
| Aug 40 | 328, 329, 336 |
| Apr 41 | 328, 329, 336, 411 |
| Sep 41 | 328, 329, 336, 452 |
| Jul 42 | 328, 329, 336 |
