Originally Posted by
Laarbruch72
The same role as any other combat squadron, they're operational as number 63 Sqn RAF Regiment and perform tours of duty overseas. They just happen to also have a ceremonial role when at home.
You might as well ask the same question of the Guards Regiments.
Or of Balaklava Company (5 SCOTS) in Edinburgh, which also has a PD/State Ceremonial role.