The Central Board of Direct Taxes has notified the Cost Inflation Index for FY27 at 384. This adjustment allows taxpayers to account for inflation when calculating long-term capital gains on land and buildings acquired before July 23, 2024, potentially lowering tax outgo.
The Central Board of Direct Taxes (CBDT) has officially notified the Cost Inflation Index (CII) for the financial year 2026-27 at 384. This represents an increase of approximately 2.12 percent compared to the index value of 376 observed in the previous financial year. For investors and property owners, this index serves as a standard tool to adjust the purchase price of long-term capital assets to reflect inflation over the holding period.
Why This Index Matters for Property Owners
While recent legislative changes have shifted the broader tax framework, the updated CII remains a critical component for specific transactions. Under the provisions introduced by the Finance Act 2024, taxpayers who sold land or buildings acquired before July 23, 2024, have a choice regarding how they calculate their tax liability. They can choose to pay a 12.5 percent tax rate without the benefit of indexation, or they can opt for a 20 percent tax rate that accounts for the indexed cost of acquisition.
The revised index of 384 is the multiplier used to calculate this indexed cost. By adjusting the original purchase price upward to reflect inflation, the final taxable profit is reduced, which can lower the overall tax burden for those who choose the 20 percent tax route. This option acts as a transitional relief mechanism for assets held prior to the change in tax policy.
Evolving Tax Framework and Investor Considerations
The utility of the Cost Inflation Index has become more selective in recent years. In 2023, the government removed indexation benefits for debt mutual funds, moving those gains to be taxed at individual income tax slab rates. This followed a broader trend where the government has sought to simplify capital gains tax structures.
For investors, the key monitorable when filing taxes remains the acquisition date of the asset. Because the indexation benefit is now restricted to specific legacy assets—primarily land and buildings acquired before the July 23, 2024 cutoff—taxpayers should maintain clear records of purchase dates and costs. The decision to use the indexation-based tax calculation versus the flat rate depends on the holding period and the original purchase price of the asset. Investors may find it useful to consult with a tax professional to calculate which of the two available options results in a lower liability based on their specific transaction details.