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New Income Tax Rules in India: Tracing the Evolution from Ancient Codes to Post-1947 Peak Rates
Understanding the new income tax rule in India requires stepping back to view the broader evolution of how the Indian state collects revenue from its citizens.
1. The New Income Tax Rules in India: Complete Breakdown of Current Slabs and Exemptions
| Annual Income Range (Rupees) | Applicable Tax Rate (New Tax Regime) |
|---|---|
| Up to ₹3,00,000 | NIL (0%) |
| ₹3,00,001 to ₹7,00,000 | 5% |
| ₹7,00,001 to ₹10,00,000 | 10% |
| ₹10,00,001 to ₹12,00,000 | 15% |
| ₹12,00,001 to ₹15,00,000 | 20% |
| Above ₹15,00,000 | 30% |
Tax-Free Income Cap up to ₹7,75,000
Gross Salaried Income: ₹7,75,000 − Standard Deduction ₹75,000 = Net Taxable Income ₹7,00,000. Under Section 87A rebate, net tax payable is ₹0.
4. Colonial Inception: Sir James Wilson and the Income Tax Act of 1860
The birth of formal, codified personal income tax in India occurred during British colonial rule in 1860, introduced by Sir James Wilson following the military expenditures of the 1857 Revolt.
6. How Much Tax Was Taken by the First Government After Independence?
When India attained independence in 1947, the incoming government inherited steep wartime tax slabs. During the 1973–1974 fiscal year under Indira Gandhi, India reached an unprecedented peak marginal tax rate of 97.75% (90% basic super-tax + 10% surcharge).
Key Takeaways
Default Framework: Section 115BAC New Tax Regime is default.
Colonial Inception: First income tax introduced on July 24, 1860 by Sir James Wilson.
Historical Peak: 97.75% effective marginal rate levied in 1973–1974.
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