68 Light Anti-Aircraft Regiment RA (TA) was formed in December 1940 at Cark, with three batteries. The Regiment served in Anti-Aircraft Command until April 1943. It then became the divisional LAA Regiment of 59 Infantry Division. It served with the Division in North West Europe. 68 Light Anti-Aircraft Regiment RA (TA) was disbanded October 1944 in NW Europe.
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.
| Dec 40 | Formed | Cark, Cumbria, UK | |
| Dec 40 |  |
7 Anti-Aircraft Division, 30 Anti-Aircraft Brigade | Tyneside, UK |
| May 42 | |
7 Anti-Aircraft Division, 43 Anti-Aircraft Brigade | North East, UK |
| Aug 42 |  |
5 Anti-Aircraft Division, 27 Anti-Aircraft Brigade | South Coast, UK |
| Apr 43 |  |
59 Infantry Division | Kent, UK |
| Jun 44 | |
59 Infantry Division | NW Europe |
| Aug 44 |  |
2 Army | NW Europe |
| Oct 44 | Disbanded |
Batteries
| Dec 40 | 203, 204, 205 |
| Sep 41 | 203, 204, 278 |
| Feb 42 | 203, 204, 278, 461 |
| Jul 42 | 203, 204, 278 |