Part I (ss. 1‐13) rep. by 1964 c. 26 (NI); 1971 c. 5 (NI); 1971 c. 16 (NI); 1973 NI 21; SLR 1976; 1977 NI 8; 1981 NI 3
Part II (ss. 14‐21) rep. by 1967 c. 34 (NI); 1970 c. 18 (NI); 1971 c. 16 (NI); 1981 NI 3
Part I (ss. 1‐13) rep. by 1964 c. 26 (NI); 1971 c. 5 (NI); 1971 c. 16 (NI); 1973 NI 21; SLR 1976; 1977 NI 8; 1981 NI 3
Part II (ss. 14‐21) rep. by 1967 c. 34 (NI); 1970 c. 18 (NI); 1971 c. 16 (NI); 1981 NI 3