I tax on fds in bank.

Dear Members, In a state Government office,Final deduction of TDS on pending amount on the declared source of income for the financial year is done in February,while in banks the final interest for that year are made available after 31 st March.Then how to show the interest income from bank FDs for the FY in income declaration to Government in February?Further if the tax payer in under 20% tax bracket and bank deducts 10% TDS,then without interest certificate how can a person show that interest income in February? Please suggest the remedy.