—(1) Any sum authorised by this Act to be deducted from the ordinary pay of a member of the Corps may, without prejudice to any other mode of recovering the same, be deducted from the ordinary pay or from any sums due to the member, in such manner, and when deducted or recovered may be appropriated in such manner, as may from time to time be directed by any regulations made under this Act.
(2) Any regulations made under subsection (1) may from time to time declare what shall, for the purposes of this Act relating to deductions from pay, be deemed to constitute a day of absence or a day of imprisonment or detention, so, however, that —
no person shall be treated as absent, imprisoned or detained for the purposes of this Act unless the absence, imprisonment or detention has lasted 6 hours or more, except where the absence prevented the absentee from fulfilling any duty;
a period of absence, imprisonment or detention which commences before and ends after midnight may be reckoned as a day;
the number of days shall be reckoned as from the time when the absence, imprisonment or detention commences; and
no period of less than 24 hours shall be reckoned as more than one day.