154 (Mixed) Heavy Anti-Aircraft Regiment RA (TA) was formed in West Derby, Liverpool in March 1942. It became a non-mixed Regiment in August 1945. The Regiment served with Anti-Aircraft Command for its entire war. 154 (Mixed) Heavy Anti-Aircraft Regiment RA (TA) was considered a War Formed Regiment in January 1947 and re-designated as 110 Heavy Anti-Aircraft Regiment RA in April that year.
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.
|Mar 42||Formed||Liverpool, Merseyside, UK|
|May 42||4 Anti-Aircraft Division, 33 Anti-Aircraft Brigade||Liverpool, Merseyside, UK|
|Oct 42||4 Anti-Aircraft Group, 33 Anti-Aircraft Brigade||Liverpool, Merseyside, UK|
|Oct 43||2 Anti-Aircraft Group, 35 Anti-Aircraft Brigade||South East England|
|Feb 45||9 Anti-Aircraft Group, 37 Anti-Aircraft Brigade||East Anglia, UK|
|Aug 45||Re-organised as a non-mixed regiment|
|Mar 42||522 (Mixed), 526 (Mixed), 552 (Mixed), 560 (Mixed)|
|Jan 45||522 (M), 526 (M)|
|Feb 45||522 (M), 526 (M), 539 (M)|