12 Heavy Anti-Aircraft Regiment RA

Feb 41 Formed with 1 Heavy & 1 Light Anti-Aircraft Battery  
Feb 41 Home Forces UK
Jul 41 Middle East Forces N Africa
Aug 43 Home Forces UK
May 44 Became 177 Heavy Anti-Aircraft Regiment  

 

Batteries

Feb 41 249, 52 LAA
Feb 41 4, 249, 52 LAA
Sep 41 4, 18, 203, 249, 52 LAA
Oct 41 4, 18, 203