Keep lender interest certificate, repayment statement showing principal and interest, purchase or construction documents, tax computation notes in one folder for this case. Name files with dates and retain original PDFs where possible.
| Record | Use it to verify | Why keep it |
|---|---|---|
| Lender interest certificate | Current Section 24 conditions for the property and interest claim | Lets you challenge the exact field, charge, date or obligation. |
| Repayment statement showing principal and interest | Current Section 80C treatment of eligible principal repayment and related conditions | Protects the decision if a portal, account screen or verbal explanation changes. |
| Purchase or construction documents | Possession or completion status and ownership details | Separates a written fact from a sales statement. |
| Tax computation notes | Current Section 24 conditions for the property and interest claim | Creates a dated record another reviewer can verify. |