Citation, interpretation and commencement
1.
(1)
(1949 I, p. 2737).
(2)
S.I. 1949/1204, 1952/2144, 1955/493, 1957/2077, 2147 (1949 I, p. 2708; 1952 II, p. 2154; 1955 I, p. 1586; 1957 I, pp. 1556, 1694); and see reg. 2 S.I. 1957/269 (1957 I, p. 1692).