Mozambican metical 24,500 meticais per USD, until the Zimbabwean dollar took the title in late August 2005. On July 1, 2006, Mozambique redenominated the metical at a rate of 1000:1. The new ISO 4217 code is MZN. New coins and banknotes were introduced on July 1, 2006, and the transitional period during which both old and new meticais could be used lasted until December 31, 2006. During the conversion, the new currency was locally abbreviated as MTn, but has since largely returned to MT. Old meticais were redeemed by the Bank of Mozambique for a period of six years, until December 31,
African Monetary Union in the next ten years. So far only three of the 53 member states of the African Union have committed to using the currency. Egypt, Swaziland, and Lesotho have logged reservations over the precise date of monetary union and have requested a two- to three-year delay. Seychelles may not join as a result of economic fears and may, along with Cape Verde, attempt to join the euro at a later date, while the official currency of Mayotte is the euro. The African Central Bank (ACB) is one of the three financial institutions of the African Union. It will over time