Income Tax Rules 2026: 7 Major Changes From April 1 That Affect Salaries, ITR Filing and Investments

Income Tax New Rules 2026: India's income-tax system underwent a major transformation on April 1, 2026, with the implementation of the Income-tax Act, 2025. The new framework replaces the decades-old Income-tax Act, 1961, for income earned from the 2026–27 tax year onward.

The changes affect salaried employees, business owners, stock market investors and taxpayers who make international payments. They include revised income-tax return deadlines, changes to Tax Collected at Source (TCS), higher Securities Transaction Tax (STT) on derivatives and new rules for share buybacks.

However, one important point deserves attention: the introduction of the new Income-tax Act does not mean that income-tax slab rates have increased. The existing slab structure has been retained for the 2026–27 tax year.

Although these measures took effect on April 1, they remain relevant to taxpayers planning their finances and tax compliance in October 2026.

Here are seven major changes and how they may affect your money.

1. New Income-tax Act, 2025 Replaces the Old Law

The most significant change is the implementation of the Income-tax Act, 2025.

The new legislation replaces the Income-tax Act, 1961, for income earned from April 1, 2026.

Its purpose includes simplifying legal language, reorganising provisions and making tax compliance easier to understand.

Another important change is the use of the term Tax Year, which helps simplify the earlier distinction between the financial year and assessment year.

However, income earned during FY 2025–26 continues to be governed by the earlier law and is assessed in AY 2026–27. The new legislation applies to income earned from April 1, 2026, onward.

Section 536(3), ITA 2025

+1

Income Tax Slabs for 2026–27

Under the new tax regime, the following slab structure continues:

These are marginal slab rates. Eligible resident individuals may receive a rebate under the applicable provisions, potentially resulting in zero income tax on qualifying normal income up to ₹12 lakh.

For eligible salaried taxpayers, the standard deduction can increase the effective salary threshold to ₹12.75 lakh, assuming no other taxable income or special-rate income affects the calculation.

2. ITR Filing Deadlines Revised for Certain Taxpayers

Another important change concerns income-tax return filing deadlines.

The government has provided additional time to certain non-audit taxpayers who file ITR-3 or ITR-4.

For these categories, the standard filing deadline has been extended from July 31 to August 31.

However, the regular deadline for taxpayers filing ITR-1 and ITR-2 remains July 31.

These dates are subject to any extensions or special notifications issued by the Income Tax Department.

The changes provide additional time to eligible business and professional taxpayers who may require more time to prepare their financial information.

3. More Time to File a Revised Income Tax Return

Taxpayers who discover mistakes after filing their income-tax returns have also received additional flexibility.

The deadline for filing a revised return has been extended from December 31 to March 31 under the applicable new provisions.

However, an additional fee may apply when a revised return is submitted after December 31.

This change is useful for taxpayers who discover reporting errors, omitted income or incorrect deduction details after submitting their original returns.

For example, an employee may later identify a mismatch between Form 16 and the income information reflected in tax records.

The revised return facility can help correct eligible mistakes within the prescribed period.

Importantly, the extended deadline for revised returns should not be confused with the deadline for filing belated returns.

Taxpayers must follow the applicable rules for each type of return.

4. TCS Rates Changed for Several Transactions

The government has also revised Tax Collected at Source rates for selected transactions.

Some categories now attract higher TCS, while others benefit from reductions.

The changes affect businesses and individuals involved in these specified transactions.

For example, a scrap transaction of ₹1 lakh that falls within the applicable TCS provisions would attract ₹2,000 at a 2% rate, compared with ₹1,000 at the earlier 1% rate.

However, TCS is generally a tax collection mechanism rather than an additional final tax in every case.

Eligible taxpayers can receive credit for the amount collected when calculating their final tax liability.

5. Lower TCS on Overseas Tour Packages and Certain Foreign Remittances

People planning international travel or sending money abroad for eligible purposes may benefit from lower TCS rates.

Under the revised framework, overseas tour packages attract a 2% TCS rate, replacing the earlier structure that involved higher rates depending on the transaction.

The government has also reduced TCS on qualifying foreign remittances for education and medical treatment.

The applicable thresholds, exemptions and special conditions must still be considered.

How Much Difference Could This Make?

Consider an eligible overseas tour package costing ₹5 lakh.

At a 5% TCS rate, the collection would amount to ₹25,000.

At 2%, the collection would be ₹10,000.

That represents ₹15,000 less in upfront TCS collection.

However, this should not be confused with a permanent ₹15,000 reduction in final income tax. TCS is generally available as a tax credit, subject to the applicable rules.

6. Futures and Options Trading Becomes More Expensive

Stock market participants involved in futures and options trading face higher Securities Transaction Tax.

The revised rates increase the transaction cost for specified derivatives trades.

The higher STT can affect traders who execute frequent transactions.

For example, on a futures sale with a taxable transaction value of ₹10 lakh, the STT at 0.02% would be ₹200.

At the revised rate of 0.05%, it becomes ₹500.

This represents an additional ₹300 for that illustrative transaction.

The precise taxable value and applicable STT calculation depend on the type of derivative contract.

For active traders, the increase can accumulate across multiple trades and affect overall trading costs.

7. New Rules for Share Buybacks and Dividend Income

The seventh major change concerns the taxation of share buybacks and deductions against dividend income.

Share Buyback Taxation

Under the revised framework, amounts received from qualifying share buybacks are subject to capital gains treatment instead of the earlier deemed-dividend approach.

This changes how investors calculate their taxable income from buyback transactions.

Different provisions apply to promoter shareholders, including additional tax consequences under specified conditions.

The reported effective differential tax rates are 22% for corporate promoters and 30% for non-corporate promoters.

However, the actual tax treatment depends on the investor's status, transaction structure and applicable legal provisions.

Dividend Income Deduction Changes

The government has also removed the earlier deduction for certain interest expenses incurred to earn dividend income or income from mutual fund units.

Previously, eligible taxpayers could claim a deduction for such interest expenditure, subject to a prescribed limit of 20% of the relevant income.

Under the revised rules, this deduction is no longer available for the specified income.

This may increase taxable income for investors who borrowed money to purchase income-generating securities.

Which Taxpayers Are Most Affected?

Does the New Income Tax Law Mean Everyone Will Pay More Tax?

No. The impact depends on the taxpayer's income sources, investments and financial activities.

Salaried employees who do not trade derivatives or undertake transactions affected by the revised TCS provisions may see limited changes to their final tax liability.

Some taxpayers may benefit from lower upfront TCS collections and additional time to file returns.

Others, particularly active derivatives traders or investors affected by the new dividend deduction rules, may face higher costs or taxable income.

The new legislation also reorganises tax compliance procedures, meaning taxpayers and businesses should become familiar with updated forms and references.

What Should Taxpayers Do in 2026?

Taxpayers should review the rules applicable to their income category and confirm which tax year their return relates to.

Those filing returns for FY 2025–26 must remember that the earlier Income-tax Act, 1961, continues to govern that income.

For income earned during FY 2026–27, the Income-tax Act, 2025, applies.

It is also important to verify the applicable filing deadline, check TDS and TCS credits, and maintain accurate records of investments, trading transactions and foreign remittances.

Final Takeaway

The seven major income-tax changes introduced from April 1, 2026, have reshaped several aspects of India's tax system.

The new Income-tax Act, revised return deadlines, lower TCS on selected foreign transactions, higher STT and updated investment taxation rules affect different taxpayer groups in different ways.

The biggest point for ordinary taxpayers is that the income-tax slab structure has not changed merely because the new law has come into effect.

Taxpayers should focus on understanding the provisions relevant to their income and financial activities rather than assuming that every change will increase their tax burden.

Editorial note: The linked Live Hindustan article was originally published on April 1, 2026. This is an October 2026 explainer of changes already introduced, not a fresh announcement taking effect today.

Hindustan

+1