How Income Tax Filing Will Change After Budget 2026-27 in India

India’s tax landscape is undergoing its most sweeping transformation in decades. With the Union Budget 2026-27 and the implementation of the Income Tax Act, 2025 from April 1, 2026, taxpayers across the country need to prepare for a series of important procedural, compliance, and structural changes. While income tax slab rates remain unchanged for FY 2026-27, the way you file, the forms you use, the deadlines you follow, and the terminology you encounter will all look very different going forward.

New Income Tax Act 2025 Comes Into Force from April 1, 2026

India introduces a major tax reform with the Income Tax Act, 2025, replacing the old Income Tax Act, 1961 from April 1, 2026. This new law simplifies tax provisions, removes outdated sections, and brings a modern compliance system for taxpayers.

The newly introduced Income Tax Rules, 2026 outline updated procedures, limits, and filing requirements, making tax compliance more streamlined and transparent.

Important Transition Update

Taxpayers should note that ITR filing for FY 2025–26 (due July 31, 2026) will still be governed by the old law. The new Income Tax Act, 2025 will apply to income earned from Tax Year 2026–27 onwards, with the first return under the new system to be filed in 2027.

Goodbye Assessment Year – Hello Tax Year

Confusing Old Terminology Eliminated

The Income Tax Act, 2025 removes “Previous Year” and “Assessment Year,” replacing them with a single, unified concept: Tax Year.

What Is the New Tax Year Concept?

• Runs from April 1 to March 31
• Income earned and assessed within the same year
• Example: Tax Year 2026–27 will replace Assessment Year 2027–28

Benefits for Taxpayers

• Reduces errors in ITR filing
• Simplifies tax filing for first-time and regular filers
• Makes Form 16 easier to understand

3. New ITR Filing Deadlines — Extended Relief for Business Taxpayers

Filing deadlines have been restructured in a staggered manner. Here is what changes:

Category	Applicable To	Previous Deadline	New / Current Deadline	Remarks
ITR-1 & ITR-2	Salaried individuals, capital gains cases	July 31	July 31	No change
ITR-3 & ITR-4 (Non-audit)	Business income, freelancers, professionals	July 31	August 31	Extended by 1 month
Tax Audit Cases	Businesses requiring audit	October 31	October 31	No change
Transfer Pricing Cases	Entities with international transactions	November 30	November 30	No change
Revised & Belated Returns	All taxpayers	9 months from end of tax year	12 months (up to December 31)	Extended timeline

However, the extended revised return deadline does come with a cost. Taxpayers filing after 9 months must pay a fee of Rs. 1,000 (if taxable income is below Rs. 5 lakh) or Rs. 5,000 in other cases.

4. Tax Slabs Unchanged — But Zero Tax Possible Up to Rs. 12.75 Lakh

• Budget 2026–27 has not made any changes to income tax slab rates.
• The slab structure from Budget 2025–26 continues for FY 2026–27.
• This applies to both old and new tax regimes.
• The new tax regime remains the default regime.
• Under this regime, income up to ₹12 lakh is effectively tax-free due to rebate under Section 87A.
• For salaried individuals:
  • Standard deduction of ₹75,000 is available.
  • This increases the effective tax-free income limit to ₹12.75 lakh.
• Additional tax-saving through salary structuring:
  • Employer contribution to NPS up to 14% of basic salary is tax-efficient.
  • EPF contributions also help reduce taxable income.
  • Gift vouchers up to ₹15,000 annually are tax-free.
• With proper planning:
  • Salaried individuals with CTC up to ~₹14.80 lakh can optimize their salary.
  • This can reduce taxable income below ₹12 lakh.
  • Result: Zero tax liability is possible.

5. PAN Rules Simplified Under Income Tax Rules, 2026

Expanded PAN Requirements

The Income Tax Rules, 2026 make PAN mandatory for more high-value transactions, including:

• Two-wheeler purchases above certain thresholds
• High-value property deals

Reduced PAN Burden for Some Transactions

PAN is no longer required for certain payments, such as:

• Foreign travel payments
• Some bank instruments

Easier Property Transactions from NRIs

Buyers of immovable property from Non-Resident Indians (NRIs) can now:

• Deduct TDS using a PAN-based challan
• Avoid the earlier requirement of separate TAN registration

This change simplifies compliance and makes property transactions much more convenient for buyers across India.

6. HRA Exemption Expanded to More Cities

·  Expanded Cities: The 50% HRA exemption, previously limited to four metro cities, now includes Hyderabad, Pune, Ahmedabad, and Bangalore, making a total of eight eligible cities.

·  Exemption Details: Employees in these cities can claim 50% of their basic salary as HRA exemption, subject to applicable conditions.

· Who Benefits: This change is particularly helpful for tech professionals and young salaried employees in fast-growing urban centers.

7. TCS Rationalisation and Compliance Simplification

TCS Rates Rationalised in Budget 2026-27

• Lower Rates for Specific Goods: TCS on sales of alcoholic liquor, scrap, and minerals has been reduced to 2%, easing cash flow for sellers.
• Benefit for Small Businesses: The rationalisation helps reduce refund delays and eases the financial burden on small traders and businesses.
• Reduced TCS on Overseas Remittances: Families sending money abroad for education or medical treatment now face lower TCS, making international payments more affordable.

8. What Taxpayers Must Do Right Now

Tax experts stress that FY 2026-27 is a critical transition phase. Here is a practical checklist for every Indian taxpayer:

Action Point	Applicable To	Deadline / Timeline	Purpose / Notes
File FY 2025–26 return under Income Tax Act, 1961	All taxpayers	July 31, 2026	Continue using existing law for this filing year
Understand new “Tax Year” concept	All taxpayers	From April 2026	Helps avoid confusion in records and documentation
Note extended deadline for ITR-3 & ITR-4	Business owners, freelancers, professionals	August 31, 2026	Extra time to finalise accounts (non-audit cases)
Check eligibility for 50% HRA exemption	Salaried individuals	Ongoing (FY 2026 onwards)	Depends on updated city classification rules
Review salary structure (NPS, EPF, gift vouchers)	Salaried employees	Before tax planning / payroll cycle	Helps maximise tax-free components
Update TDS & advance tax systems	Businesses, professionals	From April 2026	Ensure compliance with new Income Tax Act, 2025 procedures

Conclusion

Budget 2026-27 and the Income Tax Act, 2025 represent a decisive shift in India’s approach to taxation — from a complex, multi-layered system built over six decades to a cleaner, more modern, and compliance-friendly framework. While tax rates remain stable and the middle class continues to benefit from generous exemptions under the new regime, the procedural and structural changes demand careful attention.

The good news is that for the average salaried taxpayer, the filing experience for FY 2025-26 remains largely familiar. The real shift begins from Tax Year 2026-27. The key is to stay informed, act early, and where necessary, consult a tax professional to navigate the transition smoothly. India’s tax system is being rebuilt for the next generation — and taxpayers who prepare early will be best placed to benefit.