16Permanent service call out of naval and marine reserves
(1)Every officer and man serving in—
(a)the Royal Naval Reserve and the Royal Fleet Reserve, except a man of the special class of the Royal Fleet Reserve to whom section 11 above applies,
(b)the Royal Marines Reserve,
is liable, during the whole of that service, to be called out for permanent service in the event of actual or apprehended attack on the United Kingdom.
The reference in this subsection to the United Kingdom shall be construed as if that expression included the Channel Islands and the Isle of Man.
(2)The provisions of subsection (1) above are in addition to, and not in substitution for, the provisions of any other enactment under which officers or men of the reserves mentioned in that subsection are liable to be called into permanent service.