5 Searchlight Regiment RA was formed in May 1941 at Singapore, with two batteries. The Regiment was captured there in February 1942 and considered to be in suspended animation.
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.
| May 41 | Formed | Singapore | |
| May 41 |  |
Malaya Command | Malaya |
| Feb 42 | Captured |
Batteries
| May 41 | 13, 14 |
| Nov 41 | 13, 14, 315, 316 & a battery manned by the Straights Settlements Volunteer Force |