68.—(1) The Minister may, as respects reservists who have completed a total continuous period of twenty-one years’ service or (by virtue of any continuance in service under this subsection) more in the Defence Forces and who desire to continue to serve in the Reserve Defence Force, by regulations provide for their continuance in service in the Reserve Defence Force.

(2) Where a reservist is continued in service for a particular period under subsection (1) of this section, he may be continued as a reservist for that period in the same manner in all respects as if his term of service were still unexpired.