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India•Tax Year FY 2026-27

Old vs New Tax Regime Calculator

Compare Old vs New Tax Regime side-by-side with Section 80C, 80D, HRA, and Home Loan interest deductions to find the optimal tax choice for FY 2026-27.

Schedule FY 2026-27
Input Parameters
₹12,00,000.00
₹
Old Regime Deductions
Recommended Regime
New Tax Regime
Monthly Net₹0.00
Total Tax₹0.00
Monthly Tax₹0.00
Weekly Net₹0.00
Step-by-Step Practical Calculations

Worked Calculation Examples (India)

Real-world numerical scenarios showing how statutory tax brackets, deductions, and exemptions are applied step-by-step.

Example 1₹15,00,000.00 Gross

Comparison on ₹15,00,000 Gross Salary with ₹2.5L Deductions

Comparing Old Regime (80C ₹1.5L + 80D ₹25k + HRA ₹75k) vs New Regime on ₹15 Lakhs CTC.

Calculation Breakdown
Old Regime Taxable Income (after ₹3L deductions)₹12,00,000.00
Old Regime Tax (incl. 4% cess)₹1,79,400.00
New Regime Taxable Income (after ₹75k standard)₹14,25,000.00
New Regime Tax (incl. 4% cess)₹97,500.00
Tax Saved by Choosing New Regime₹81,900.00
Optimal Statutory ChoiceNew Tax Regime

Key Takeaway: Unless total eligible deductions under Old Regime exceed ₹4.25 Lakhs, the New Tax Regime saves significant tax for ₹15 Lakhs income.

Researched by CalcWorldwide Tax Team
Updated: August 2026 (FY 2026-27)
Statutory Rates Verified
Official Statutory Sourcing (FY 2026-27)

Audited against published schedules under the Income-tax Act, 1961 (as amended by Finance Acts) from Income Tax Department (CBDT).

incometax.gov.in
Calculation Methodology & Legislation

How Your Calculation Works (India • FY 2026-27)

This calculation tool operates strictly in accordance with statutory tax brackets and financial schedules published by Income Tax Department (CBDT) for the FY 2026-27 fiscal tax year (Income-tax Act, 1961 (as amended by Finance Acts)).

This calculator evaluates your gross income under both statutory regimes: Old Regime (with standard deduction ₹50,000 + 80C + 80D + HRA + Home loan interest) vs New Regime (with standard deduction ₹75,000 + lower tax slabs), highlighting your exact rupee tax savings.

Understand which regime saves more money across different salary levels in the Old vs new regime slabs AY 2026-27.

Core Mathematical FormulaStatutory FY 2026-27
Tax Liability = Progressive Slab Tax (5%–30%) + 4% Health & Education Cess − Section 87A Rebate − Standard Deduction (₹75k)

Statutory Allowances & Deductions

Basic Personal Allowance / Exemption

New Tax Regime standard deduction of ₹75,000 combined with Section 87A rebate provides zero tax liability up to ₹12.75 Lakhs gross for salaried taxpayers.

Reliefs & Allowable Deductions

Under the Old Regime, Section 80C (₹1.5L), Section 80D (health insurance), and HRA Section 10(13A) provide extensive taxable income relief.

Frequently Asked Questions (India)

For most individuals earning up to ₹20 Lakhs with deductions under ₹3.75 Lakhs, the New Regime provides lower tax and zero documentation hassle. The Old Regime is only beneficial if your total eligible deductions exceed ₹4–5 Lakhs (80C ₹1.5L + 80D ₹50k + HRA + Home Loan Interest ₹2L).

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