The International Finance Corporation (Further Payment to Capital Stock) Order 1978
The Overseas Aid Act 1968 section 2(1) as amended by section 7(2) of the International Finance, Trade and Aid Act 1977 provides that if Her Majesty's Government becomes bound by arrangements for the making of any further payment to the capital stock of an international development bank other than the initial subscription to the capital stock, the Minister of Overseas Development may, with the approval of the Treasury, provide by order for the payment out of moneys provided by Parliament of any sums required by him for any of the purposes specified in that sub-section.