The Infantry Battle School, Brecon is a British Army training establishment at Dering Lines in Brecon, Wales.

The Infantry Battle School was established at Brecon in 1939, at the start of the Second World War.

[1] The Parachute Regiment formed a battle camp there in 1961, which was absorbed by the Tactical Training Wing of the School of Infantry in 1976.

[1] A sub-unit of the Royal Gurkha Rifles, Gurkha Wing (Mandalay), is tasked with providing realistic OPFOR training for those at the IBS.

[2] Courses run at the Infantry Battle School:[3]