there is no official motto
Sri Lanka National Guard was created in 1991.
The motto of National Cadet Corps - Sri Lanka - is 'සූදානම් නොවී නොසිටිනු'.
The motto of National Cadet Corps - Sri Lanka - is 'Non quam non paratus'.
University of Sri Lanka's motto is 'Sarvasya Locanam Śāstram'.
Sri Lanka Signals Corps's motto is 'Certa Cito'.
Sri Lanka Military Academy's motto is 'Serve to Lead'.
Sri Lanka Sinha Regiment's motto is 'Swift and Bold'.
Richmond College - Sri Lanka -'s motto is 'Nisi Dominus Frustra'.
The motto of Sri Lanka Armoured Corps is 'Whither the fates call'.
The motto of Sri Lanka Army Commando Regiment is 'Nothing is Impossible'.
Sri Lanka Army Ordnance Corps's motto is 'To the Warrior his Arms'.
The motto of Sri Lanka Air Force Regiment is 'Constant Protection'.