1917

Heavy Branch Machine Gun Corps / Tank Corps Organisation 1917

18 Nov 1916 – "Heavy Section Machine Gun Corps" replaced by the "Heavy Branch Machine Gun Corps"; A, B^(W2), C, D, E^(W5), F Battalions formed.

April 1917

1^st Brigade

C Battalion

D Battalion

10 May 1917 – C Battalion from 1^st Brigade ^(W4) [to 3^rd Brigade]

25 May 1917 – G Battalion to France ^(W5)

30 May 1917 – G Battalion joins 2^nd Brigade ^(W4)

7^th June 1917

2^nd Brigade

A Battalion

B Battalion

July 1917 – E Battalion to France ^(W5)

1 Aug 1917 - I Battalion already in France ^(W9)

28 July 1917 - "Heavy Branch Machine Gun Corps" becomes the "Tank Corps" ^(S11.p92)

31^st July 1917

1^st Brigade

D Battalion

G Battalion

2^nd Brigade

A Battalion

B Battalion

3^rd Brigade

C Battalion

F Battalion

26 Aug 1917 - H Battalion to France ^(W8)

20 Oct 1917 - H Battalion with 2^nd Brigade ^(W8)

20^th November 1917 ^(S31)

1^st Tank Brigade

D Battalion

E Battalion

G Battalion

2^nd Tank Brigade

A Battalion

B Battalion

H Battalion

3^rd Tank Brigade

C Battalion

F Battalion

I Battalion

12 Dec 1917 – J (10^th) Battalion to France ^(W10)

25 Dec 1917 – K (11^th) Battalion to France^(W11)