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CA Hemapriya S.Chartered Accountant
Income Tax4 min read

Documents Commonly Required for Income Tax Filing

A practical overview of the statements, certificates, and financial records commonly required before preparing an individual or business income tax return.

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CA Hemapriya S.Chartered AccountantChartered Accountant
Published: 15 June 2026Last Reviewed: 1 July 2026
Documents Commonly Required for Income Tax Filing

Why Document Preparation Matters Before Filing

Preparing an income-tax return requires matching reported income figures against official tax statements and financial records. Collation of records before beginning the filing computation helps prevent omissions and reduces the risk of departmental mismatch queries.

With automated information reporting across banking, mutual fund, and real estate channels, tax authorities now reflect taxpayer transactions in statements like the Annual Information Statement (AIS). Ensuring your records align with these portal reports is an essential step in disciplined compliance.

Common Documents for Salaried Individuals

Salaried taxpayers typically require Form 16 issued by their employer(s), which details gross salary, exemptions, and tax deducted at source (TDS).

In addition to Form 16, bank interest certificates from savings accounts and fixed deposits, housing loan interest certificates (where applicable), and investment receipts under applicable deduction chapters should be compiled.

Portal Statements: Form 26AS and AIS / TIS

Form 26AS provides an official record of tax deducted by employers, clients, and banks, as well as advance tax or self-assessment tax paid.

The Annual Information Statement (AIS) and Tax Information Summary (TIS) provide a comprehensive view of reported transactions, including dividend receipts, share trading, property transactions, and high-value purchases. Reviewing AIS ensures that all reportable transactions are accounted for.

Records for Capital Gains and Business Income

If you have sold shares, mutual funds, or immovable property during the financial year, consolidated capital gains statements, sale deeds, purchase deeds, and records of allowable improvement expenses are necessary.

For professionals and business proprietors, bank statements, sales registers, expense summaries, and prior-year depreciation schedules form the baseline for income computation.

Informational Disclaimer:This article is intended for general information only. Tax, accounting and regulatory requirements depend on the applicable law and the specific facts of each case. Obtain professional advice before taking action.
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