68 Anti-Aircraft Brigade was created in May 1941 to take over the duties of 1 Anti-Aircraft Brigade. 1 AA Brigade left 11 Anti-Aircraft Division to train for overseas duties. 11 Anti-Aircraft Division covered the West Midlands until disbanded in October 1942. 68 Anti-Aircraft Brigade then came under 4 Anti-Aircraft Group.
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 West Midlands |  | 11 Anti-Aircraft Division |
| Oct 42 | North West England |  | 4 Anti-Aircraft Group |
Order of Battle 1941-42
| 60 Heavy Anti-Aircraft Regiment (168, 169, 206 Batteries) – Joined Summer, left Sep 41 |
| 106 Heavy Anti-Aircraft Regiment (270, 327, 331, 332 Batteries) – Joined Summer, left Sep 41 |
| 115 Heavy Anti-Aircraft Regiment (361, 365, 367, 416 Batteries) – Joined Sep 42 |
| 122 Heavy Anti-Aircraft Regiment (397, 400, 401, 453 Batteries) – Joined Dec 41, left Jul 42 |
| 45 Light Anti-Aircraft Regiment (265, 306 Batteries) – Joined May 41, left Dec 41 |
| 63 Light Anti-Aircraft Regiment (188, 189, 190, 457 Batteries) – Joined May 41, left Jul 42 |
| 98 Light Anti-Aircraft Regiment (304, 305, 306, 481 Batteries) – Joined Dec 41, left May 42 |
| 38 (The King’s Regiment) Searchlight Regiment (350, 351, 352, 353 Batteries) – Joined Jun 41 |
| 61 Searchlight Regiment (432, 433, 434 Batteries) |
| 78 Searchlight Regiment (498, 499, 500, 551 Batteries) |
| 83 Searchlight Regiment (513, 514, 515 Batteries) – Left Summer 41 |