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PRACTICAL BUSINESS GUIDE

Old vs New Tax Regime: Salary और Business Income का Comparison

Compare complete computations and option rules for the actual year.

Income Tax2 min readUpdated 2026-10-29English guide
Read for preparation. Confirm the current official requirements for your facts and reporting period before filing or paying.

A regime comparison should use the relevant period’s rates, allowable deductions/exemptions and rules for exercising or changing an option. Business/professional-income cases can have different option procedures from other taxpayers. The Act transition and regime choice are separate questions. [1] [2]

Calculate both eligible cases

Start with the same complete income data. Apply the permitted deductions, exemptions, rebates and other adjustments under each available regime. Include special-rate income and applicable surcharge/cess correctly. Comparing only slab headlines can give the wrong answer.

Check the option procedure

Review the default position, filing forms, deadlines and restrictions relevant to the taxpayer’s income profile. Confirm any employer declaration separately from the return position. Keep a record of the comparison and option exercised rather than relying on an informal verbal choice.

Practical preparation checklist

  • Applicable period and complete income computation.
  • Evidence for eligible deductions/exemptions.
  • Regime-option forms, timing and switching restrictions.
  • Approved comparison and filing acknowledgement.

Illustrative example

Two employees with the same gross salary can have different allowable claims and other income. The regime producing the lower lawful tax may differ. A business-income taxpayer also needs to review the option process rather than follow the employee’s procedure blindly.

Avoid this mistake

Do not assume one regime is best for everyone or claim every investment produces a deduction. This article does not provide a personalised tax recommendation. Use the actual year’s rates and legal eligibility before making an irreversible or time-sensitive election.

Official sources & further reading

  1. Income Tax Department — Tax rates and computation ↗
  2. Income Tax Department — ITR-4 FAQs ↗

Sources support the topics discussed; linking a source does not imply government endorsement. Procedural and financial conditions must be checked against current notifications and the relevant period.

Zeofox Private Limited · Knowledge Hub

Prepared 2026-10-29. Published 2026-10-29. Source-based editorial guide; no individual professional reviewer is asserted.

This is general educational information, not a case-specific legal, tax or investment opinion. Contact the team to discuss a defined assistance scope.

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