Whilst the Sterling Area exchange controls were removed gradually after the end of the second World War, liberalisation of controls in South Africa was halted by the declaration of a State of Emergency in March 1960, and the imposition by the authorities in May and June 1961 of comprehensive measures which were intended to strengthen both the current and the capital accounts of the balance of payments.
As Roger Gidlow (1995:181 et seq) states then, stricter import controls included restrictions on inheritance, gift and maintenance transfers as well as allowances for tourists and emigrants. Even more significant, capital  BIS Review 58/2008  1  transfers abroad by residents were disallowed while residents were called upon to declare their foreign assets and liabilities.