# Form 12BB Generator — Investment Declaration

Form 12BB is the declaration you give your employer so the right TDS is deducted. Fill in your rent, home-loan interest and deductions, then print. Nothing you type leaves your device.

Open the calculator: https://itrfilingonline.in/tools/form-12bb-generator

## FAQ

### When do I submit Form 12BB?

Usually at the start of the year (declaration) and again with proofs in January–March, as your employer asks.

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By ITR Filing Online (TaxCaller India LLP). Call 9911146650.