129 (1st Surrey Rifles) Light Anti-Aircraft Regiment RA (TA) was converted in March 1942 from 35 Searchlight Regiment. The Regiment Served entirely in the UK in various Anti-Aircraft Brigades. 129 (1st Surrey Rifles) Light Anti-Aircraft Regiment RA (TA) was placed in suspended animation in January 1947, personnel forming a new, war formed Regiment with the same number. In the April it was re-designated 115 Light Anti-Aircraft Regiment RA. The TA unit was re-constituted as 570 (1st Surrey Rifles) 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.
| Mar 42 | Formed from 35 Searchlight Regiment | ||
| Jun 42 |  |
6 Anti-Aircraft Division, 28 Anti-Aircraft Brigade | Kent, UK |
| Sep 42 | |
6 Anti-Aircraft Division, 71 Anti-Aircraft Brigade | UK |
| Dec 42 |  |
2 Anti-Aircraft Group, 6 Anti-Aircraft Brigade | East Anglia, UK |
| May 43 | 102 Anti-Aircraft Brigade, GHQ Reserve | UK | |
| Mar 44 | |
2 Anti-Aircraft Group, 40 Anti-Aircraft Brigade | UK |
| Jun 44 | |
2 Anti-Aircraft Group, 102 Anti-Aircraft Brigade | UK |
| Sep 44 | |
9 Anti-Aircraft Group, 102 Anti-Aircraft Brigade | East Anglia, UK |
Batteries
| Mar 42 | 425, 426, 427 |
| May 42 | 425, 426, 427, 455 |
| Mar 45 | 425, 426, 427 |