Highlights
- The Income Tax Act, 2025 repeals the 1961 Act from April 1, 2026, introducing the unified tax year terminology.
- The terms previous year and assessment year are discontinued in favour of a single tax year concept starting Tax Year 2026-27.
- The number of income tax rules has been reduced from over 500 to 333 under the simplified framework.
- HRA exemption at 50 percent of salary now extends to eight cities, adding Bengaluru, Pune, Hyderabad and Ahmedabad under the old regime.
India's direct tax framework is undergoing its most significant legislative rewrite in over six decades with the Income Tax Act, 2025 coming into effect from April 1, 2026, formally repealing the Income Tax Act, 1961. Beyond simplification of language and structure, the new law introduces a fundamental terminology shift that taxpayers, employers and compliance professionals must now internalise: the replacement of the familiar assessment year and previous year framework with a single, unified tax year concept.
For income earned during FY 2026-27 onward, this period will be referred to as Tax Year 2026-27 under the new Act, a change that affects how returns, notices and compliance documentation will be labelled going forward.
Why Investors Are Watching
Taxpayers, payroll administrators and financial planners are watching this transition because terminology changes of this scale ripple through every layer of tax documentation, from Form 16 to intimation notices to software used for return preparation. Understanding the new tax year framework is essential to avoid confusion when comparing compliance timelines or historical filings referenced under the old assessment year system.
Beyond terminology, taxpayers are also tracking substantive changes bundled into the new Act, including an expanded list of cities eligible for the higher House Rent Allowance exemption and a broader simplification of allowance limits that affect take-home pay calculations for salaried employees.
Market Context
Under the Income Tax Act, 2025, income earned during FY 2025-26 continues to use existing ITR forms applicable for what would previously have been called Assessment Year 2026-27, with the new tax year nomenclature and associated forms applying from Tax Year 2026-27 onward. The new regime remains the default tax regime, and eligible taxpayers retain the option to opt for the old tax regime where permitted under the law.
Structurally, the number of rules under the Income Tax Rules framework has been reduced from more than 500 under the erstwhile 1962 rules to 333 under the new dispensation, a move aimed at cutting compliance complexity. Allowance limits for items such as children's education, hostel expenses, meals and gifts have also been revised upward in line with inflation and current cost structures. Notably, the 50 percent HRA exemption, previously available only in India's four largest metros, has been extended to eight cities with the addition of Bengaluru, Pune, Hyderabad and Ahmedabad, though this benefit applies only under the old tax regime.
What Market Participants Will Monitor
Tax software providers, payroll processors and chartered accountants will monitor how quickly system updates reflect the tax year terminology across e-filing portals, employer TDS certificates and bank tax deduction statements. Any transitional inconsistencies, where some documents reference the old assessment year framework and others use tax year, will be a point of scrutiny in the coming compliance cycles.
Salaried taxpayers in the newly added HRA-eligible cities will watch how employers recalibrate payroll structuring to reflect the expanded 50 percent exemption, particularly those who had previously structured compensation assuming only the 40 percent non-metro rate applied.
Industry or Peer Perspective
Tax professionals have broadly welcomed the consolidation of rules and the simplified terminology as a long-overdue modernisation of a tax code that had accumulated significant complexity through decades of amendments. However, some practitioners have cautioned that the transition period, spanning the final assessment-year-based filings for FY 2025-26 and the first tax-year-based filings for FY 2026-27, could create short-term confusion for taxpayers unfamiliar with the terminology shift.
The expansion of HRA-eligible cities has been particularly welcomed by salaried taxpayers in Bengaluru, Pune, Hyderabad and Ahmedabad, who previously received a lower exemption rate than counterparts in Delhi, Mumbai, Kolkata and Chennai despite comparable urban housing costs in several cases.
Conclusion
The shift from assessment year to tax year terminology under the Income Tax Act, 2025 is more than a cosmetic relabeling; it reflects a broader effort to simplify and modernise India's direct tax framework alongside substantive benefits such as expanded HRA exemption cities and a reduced rule count. Taxpayers filing returns over the next two cycles should pay close attention to which framework, old assessment-year-based or new tax-year-based, applies to their specific filing period to avoid compliance errors.
FAQs
Q: Why is the company in focus today?
A: No company is involved; the focus is on the terminology and structural changes introduced by the Income Tax Act, 2025, particularly the shift from assessment year to tax year, effective April 1, 2026.
Q: What factors are investors monitoring?
A: Taxpayers and professionals are tracking the rollout of new tax year terminology across filing systems, the expanded HRA exemption city list, and how the transition between the old and new frameworks is handled in upcoming filing cycles.
Q: Which peer companies are relevant?
A: Peer relevance is limited based on available information, as this is a legislative and regulatory tax matter rather than a corporate development.
Q: Is this article investment advice?
A: No. This article is intended solely for informational purposes and should not be considered investment, financial or trading advice.