33 Anti-Tank Regiment RA(TA) was converted from 33 Light Anti-Aircraft/Anti-Tank Regiment with three batteries in September 1944. The Regiment went into supended animation in December 1945 at Whittington, Oswestery. It was re-constituted as 533 Light Anti-Aircraft/Searchlight Regiment RA(TA) in January 1947.
| Sep 44 | Formed from 33 Light Anti-Aircraft/Anti-Tank Regiment | |
| Sep 44 | 19 Indian Division | India |
| Oct 44 | 19 Indian Division | Burma (Myanmar) |
Batteries
| Sep 44 | 78, 274, 275 |
Equipment
| Aug 45 | 4.2 inch Mortars |
