On 21/05/2013,
you requested for the version in force on 21/05/2013
incorporating all amendments published on or before 21/05/2013.
The closest version currently available is that of 30/03/1987.
19. All persons who, immediately before the commencement of this Act, were officers commissioned or persons enrolled in the Army Cadet Corps, the Singapore Sea Cadet Corps and the Singapore Air Training Corps shall be deemed to be officers appointed or persons enrolled under this Act, as the case may be; and such officers and persons so appointed and enrolled, respectively, shall have the rank and seniority not less favourable than those accorded to them immediately before the commencement of this Act.