Textual Amendments
F1Ss. 1, 2 repealed by Finance Act 1957 (c. 49), Sch. 9 Pt. I
F2S. 3 repealed by Finance Act 1962 (c. 44), Sch. 11 Pt. II
F3Ss. 4–6 repealed by Import Duties Act 1958 (c. 6), Sch. 7