The First of Class, HMS Astute, achieved its in-service date in April 2010 and is currently undertaking a period of extensive and comprehensive sea trials before being handed over to the Royal Navy for operational service, which on current plans will be in late 2012.
The planned in-service dates for the remainder of the Astute class boats are:
|Boat 2 (Ambush)||2013|
|Boat 3 (Artful)||2015|
|Boat 4 (Audacious)||2018|
The planned in-service dates for the Type 45 Destroyers which have yet to join the fleet are: