112 (Durham Light Infantry) Light Anti-Aircraft Regiment RA (TA) was converted in January 1942 from 47 Searchlight Regiment. The Regiment was placed in suspended animation in January 1947 with personnel forming a new war formed unit with the same number. It was re-designated 61 Light Anti-Aircraft Regiment RA in April 1947. The TA unit, 112 (Durham Light Infantry) Light Anti-Aircraft Regiment RA (TA), was reconstituted as 582 (The Durham Light Infantry) Light Anti-Aircraft/Searchlight Regiment RA (TA) in January 1947.
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.
| Jan 42 | Formed from 47 (Durham Light Infantry) Searchlight Regiment |
||
| Jan 42 |  |
9 Anti-Aircraft Division, 5 Anti-Aircraft Brigade | Severn Valley, UK |
| May 42 | |
9 Anti-Aircraft Division, 61 Anti-Aircraft Brigade | Swansea, UK |
| Jun 42 | Unbrigaded | UK | |
| Aug 42 | |
9 Anti-Aircraft Division, 45 Anti-Aircraft Brigade | South Wales |
| Oct 42 |  |
3 Anti-Aircraft Group, 45 Anti-Aircraft Brigade | South Wales |
| May 43 |  |
GHQ Reserve | UK |
| Jul 43 |  |
12 Corps | UK |
| 25 Jun 44 | |
12 Corps | Normandy, France |
| Aug 44 | |
12 Corps | Louviers, France |
| Oct 44 | |
12 Corps, 100 Anti-Aircraft Brigade | Grave, Holland |
| Mar 45 | |
12 Corps, 100 Anti-Aircraft Brigade | Rhine, Germany |
Batteries
| Jan 42 | 364, 365, 366, 367 |
| Jul 42 | 364, 365, 366 |
Equipment
| Mar 45 | 364 Battery Land Mattress rocket projector |