Financial rand during 1984–1985 were largely the result of economic sanctions in response to apartheid. At the same time, the government enacted the exchange controls. Investments in South Africa by foreigners could only be sold for financial rand. The financial rand system provided for two exchange rates for the rand — one for current account transactions and one for capital account transactions for non-residents. Investments made in South Africa by non-residents could only be sold for financial rand, and limitations were placed on the convertibility of financial rand into foreign currencies. Financial rand had the ISO 4217 currency code ZAL. Financial rand
Currency substitution currency substitution happens when a country adopts a foreign currency as its sole legal tender, and ceases to issue the domestic currency. Another effect of a country adopting a foreign currency as its own is that the country gives up all power to vary its exchange rate. There are a small number of countries adopting a foreign currency as legal tender. Full currency substitution has mostly occurred in Latin America, the Caribbean and the Pacific, as many countries in those regions see the United States Dollar as a stable currency compared to the national one. For example, Panama underwent full