Rules & engine

Applicable period: Tax Year 2026–27 — Income-tax Act, 2025 Section 202 (default) + ITA 1961-style alternative comparison
Rules last verified: 2026-10-29
Primary source: Income Tax Department / Finance Act 2026
Engine version: income-tax-v1.0.0
Data version: india-income-tax-ty-2026-27
Calculation convention: Progressive Section 202 slabs; s.156/87A rebate on ordinary tax only; marginal relief above ₹12L; surcharge + 4% cess; TDS/TCS/advance-tax credits

Known exclusions

Full capital-gains / Schedule / ITR complexity deferred (simplified equity STCG/LTCG buckets only)
AMT, company/firm rates, and DTAA not modeled
Presumptive business schemes and audit adjustments not modeled

India Income Tax Calculator — Tax Year 2026–27

Statutory computation under the Income-tax Act, 2025 (Section 202 default), with rebate, marginal relief, surcharge, cess, and credits — not a single-slab shortcut.

TaxpayerResidential statusRegimeAge band (alternative slabs)

Income heads

Gross salary / pensionExempt allowances (alt. regime)Interest (other sources)Dividend (other sources)Other incomeBusiness net profitEquity STCG (special rate)Equity LTCG (special rate)

House property

Property typeAnnual value / rentMunicipal taxesInterest on borrowed capital

Deductions & credits

Section 80CSection 80DSection 80CCD(1B)Employer NPS 80CCD(2)Other Chapter VI-ATDSTCSAdvance tax

Net tax payable

₹97,500

Income-tax Act, 2025 · TY 2026-27 · income-tax-v1.0.0 · india-income-tax-ty-2026-27

Full computation

Tax Year 2026–27 — default Section 202

Gross Income: ₹15,00,000
Less eligible deductions: ₹75,000
Taxable ordinary income: ₹14,25,000
Slab tax: ₹93,750
Special-rate tax: ₹0
Rebate (s.156 / 87A): ₹0
Marginal relief (rebate cliff): ₹0
Surcharge: ₹0
Health & Education Cess (4%): ₹3,750
Gross Tax Liability: ₹97,500
Less: TDS: ₹0
Less: TCS: ₹0
Less: Advance Tax: ₹0
Net Tax Payable: ₹97,500

Applicable Act: Income-tax Act, 2025

Tax Year: 2026-27

Engine: income-tax-v1.0.0

Ruleset: india-income-tax-ty-2026-27

Verified: 2026-10-29

Primary sources: Income Tax Department / Finance Act 2026

• section80C ₹1,50,000: Not allowed under default Section 202 computation in this engine
• section80D ₹25,000: Not allowed under default Section 202 computation in this engine

Default (Section 202)

Lower liability

₹97,500

india-income-tax-ty-2026-27

Alternative (ITA 1961-style)

₹2,02,800

india-income-tax-ay-2026-27-alternative-1961

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