what all documents are required for filing income tax return?
['Form-16. ... ', 'Salary slips. ... ', 'Interest certificates from banks and post office. ... ', 'Form-16A/Form-16B/Form-16C. ... ', 'Form 26AS. ... ', 'Tax-saving investment proofs. ... ', 'Deductions under section 80D to 80U. ... ', 'Home loan statement from bank/NBFC.']