The Federal Board of Revenue (FBR) has announced that all field offices will remain opened on Saturday (December 27) from 09:00am to 5:00pm and till 8:00pm on Wednesday (December 31) for collection of duties/taxes from corporate taxpayers. In this regard, the FBR has issued instructions to all Chief Commissioners Inland Revenue, Large Tax Payers Units, Regional Tax Offices and all Chief Collectors of Model Customs collectorates here on Friday on the collection of duties / taxes and receipt of corporate income tax returns on December 31, 2014.