Please note that AADHAAR has also been made mandatory for Income returns filed w.e.f 1st July 2017. Now, you also need to have your AADHAAR Card while filing your Income tax return for financial year.
Bank account information
TDS certificates (if applicable)
Tax payment challans (Self-assessment, advance tax)
In case of revised return/return in response to a notice received from Department of Income-tax - You need the details of Original return/details of notice
Salary Income Filing
Form 16 / Salary Certificate received from the Employer
House Property income Filing
Address of the property.
Co-owner details (if property is co-owned)
Interest certificate issued by bank for housing loan
Capital Gains income Filing
Sale and Purchase deed of the property including stamp valuation of the property (for land/building)
Documents for cost of improvement on the property (if improvement is done)
Stock statement in case of trading in shares etc. (specifying sale and purchase value of shares)
In case of other capital asset the cost of purchase, sale value and cost of improvement if any
Details of expense incurred on transfer
Re-investment purchase deed for claiming exemption from Capital Gains
Details of investment in Capital Gains Accounts Scheme
Other Sources income Filing
Bank Passbook/Statement or interest income certificate
PPF passbook for interest
Interest certificates on bonds
Details of accrued interest on NSC during the year.
Rent agreement for plant & machinery, building etc
Receipts of any income from winning of lottery, horse races etc.
Tax Savings Investments
Life and medical insurance payment receipts
Fixed deposit receipts (eligible for section 80C)
Repayment certificate for housing loan
Deposit receipts for senior citizen saving scheme.
Tuition fees receipts
Donation receipts (for section 80G)
Any other tax saving investment receipts/proof