Zimbabwe Revenue Authority commissioner general, Faith Mazani THE Zimbabwe Revenue Authority (ZIMRA) says government should not give tax concessions to investors that erode the country’s revenue base as it seeks to drive up foreign direct investment (FDI). ZIMRA Commissioner-General Faith Mazani last week said there was need to balance revenue collection efforts and “open for business” opportunities. “We need to be aware of the fact that tax concessions, which are granted to investors, tend to erode the revenue base. Therefore, checks and balances to ensure that concessions extended to investors do not outstrip the envisaged benefits to the economy must be employed,” Mazanhi said. “For example, some companies in sectors such as mining are in perpetual…