Federal Constitution NOTES Art. 28a This Article was added by Act 26/1963, section 30, in force from 16-09-1963. Clause (1) This Clause was repealed by Act 59/1966, section 2, in force from 09-08-1965. It read as follows: “(1) For the purposes of Articles 24, 25, 26 and 26a a person who is a citizen by operation of law as having the status of a Singapore citizen shall be treated— (a) as a citizen by registration, if he acquired that status by registration, or if he acquired it by enrolment when he was (or for those purposes was to be treated as being) a citizen of the Federation by registration; and (b) as a citizen by naturalization, if he acquired that status by naturalization, or if he acquired it by enrolment when he was (or for those purposes was to be treated as being) a citizen of the Federation by naturalization; and references in those Articles to the registration or naturalization of a citizen shall be construed accordingly.”.