206. Authority for, and composition of, the naval forces.

The only authority for the existence of the regular naval forces of the Crown is the royal prerogative, although enlistment and naval discipline are governed by statute and subordinate legislation1. Apart from personnel2, the main components of the forces are Her Majesty's ships and vessels3, aircraft4 and naval establishments5.

Those of Her Majesty's ships which are warships6 commanded by commissioned officers, and flying the white ensign7, are in international law completely immune from the jurisdiction of any foreign state while on the high seas