1994 - CTAI was created by (at that time) GIAT and Royal Ordnance, with initial activities around a 45mm solution
1997 - the 40mm calibre solution is selected
1999 - The UK MoD Operational Analysis (OA) study output is shared with US DoD; the solution is integrated into Bradley Fighting Vehicle and the US-UK Tracer prototype vehicle
2002 - Further UK MoD & DGA OA studies; risk reduction contract awarded
2004 - UK MoD & DGA contract to integrate 40CT into the MTIP and unmanned Toutatis turrets
March 2008 - UK MoD select CT40 as a mandated item for Warrior IFV and FRES-Scout (now Ajax) programmes[2]
April 2017: France orders the first tranche of the EBRC Jaguar
26th November 2021 : British MoD receives the 515 and last 40CT cannon ordered.[3]