ISLAMABAD - The Federal Board of Revenue (FBR) is still optimistic to achieve annual revenue collection target of Rs 1,952 billion set for the ongoing financial year 2011-12 despite a huge shortfall of Rs 25 billion occurred in March, it has learnt from the sources.Background discussions with the FBR officials revealed that government could still achieve the revenue collection target at the end of June 2012 despite a big shortfall of Rs 25 billion occurred due to the law and order situation in economic hub of the country last month. However, high ups of the tax department are of the view that they would cover the said shortfall in the ongoing month of April. The FBR has collected Rs 162 billion in March against the target of Rs 187 billion for the said month.Sources were of the view that FBR might get some advance taxes in last two months of the current fiscal year. It merits mentioning here that Federal Board of Revenue (FBR) has collected Rs 1,266 billion during the first nine months (July-March) of the ongoing fiscal year against the Rs 1,020 billion in the same period last year showing an increase of over 24 per cent in one year. FBR has to collect further Rs 686 billion in remaining three months (April-June) to reach the annual tax collection target of Rs 1,952 billion. According to the sources, FBR would set next year revenue target on the basis of Rs 1,952 billion, as the target for the upcoming financial year 2012-13 would be around Rs 2,330 to Rs 2,350 billion. Meanwhile, the economic experts believed that increase in oil prices would help FBR to enhance its taxes and to reach annual tax collection target.