Defence Act 1954
Constitution of the Reserve Defence Force.
20.— The Reserve Defence Force shall consist of—
( a) persons who are appointed thereto as officers and are for the time being officers of the Reserve Defence Force,
( b) persons who are transferred thereto as men from the Permanent Defence Force under section 70 and are for the time being reservists, and
( c) persons who are directly enlisted therein as men under section 55 and are for the time being reservists.