 Although the old currency ceased to be legal tender four days later, the Bank of Zambia Deputy Governor, announced that residents who were still holding to the old currency, especially those living in rural areas, could still be able to exchange the old currency for the new one through commercial banks, and other designated agents.While being the first African country to introduce polymer banknotes in 2003, the new currency banknotes are all printed on paper, with advanced security features.The six newly issued banknotes share multiple common features on both the obverse and reverse, together with few different features, that are unique for each banknote.