Saving from Salary

Dear Sir, A person has saving Rs. around 70K to 80K since 2009 but not filling ITR due to his annual income is less then basis limit. Saving amount he converted to FD from post office and from bank. in previous year his annual income is exceeded due to interest on FDR and saving account. He filed ITR so Can he face any issue from IT department due to FDR value please suggest.