[5] As the war went on and other regular cavalry and Territorial Army Yeomanry units became mechanised, the corps was enlarged.

[6] A significant number of infantry battalions also converted to the armoured role as RAC regiments.

[8] Being a corps, the RAC is made up of several independent regiments, but the corps does control a few separate units which include: A Royal Tank Regiment CBRN reconnaissance and survey squadron forms part of 28 Engineer Regiment (C-CBRN), Royal Engineers[10] A system of pairing exists in the British Army of Regular to Reserve unit.

Through this, operational and training cycles are aligned, resources shared and strategic depth enabled.

Armoured Cavalry or formation reconnaissance regiments would also have a command and recce squadron and three Sabre Squadrons; which will initially be equipped with Combat Vehicle Reconnaissance (Tracked), and then with Future Rapid Effect System Scout vehicles.

[15][16] Jackal regiments will be part of the Adaptable Force, comprising three Sabre Squadrons (each with 16 vehicles).

The expected Army 2020 layout for the RAC is to be:[19] The Royal Dragoon Guards In November 2021, the UK Government published Future Soldier, the planned reform of the British Army following its integrated defence and security review.

It consists of four infantry-centered brigades - two of these will contain regular light cavalry regiments, while a third serves as a parent formation for units of the Army Reserve.