Tax harvesting is a portfolio strategy that helps reduce the tax burden on capital gains arising from equity shares and equity mutual funds. In this strategy, investors deliberately execute certain transactions either to book gains within the tax-free limit or to realise losses and set them off against other gains.
This strategy is especially useful before March 31, as it marks the end of the financial year, and all capital gains and losses must be booked by this date to be included in that year’s tax calculation. If the annual LTCG exemption limit remains unused, it lapses permanently. Through this approach, investors not only save taxes but also rebalance their portfolios more efficiently.
Tax-Gain Harvesting: How to Keep LTCG Tax-Free
In tax-gain harvesting, investors sell equity shares or equity mutual fund units held for more than 12 months to book long-term capital gains (LTCG) of up to Rs 1.25 lakh. This amount is completely tax-free. After that, the same or a similar asset is repurchased, which resets the cost basis and reduces future tax liability.
For example, if Rs 5 lakh was invested in an equity mutual fund and it has grown to Rs 6.25 lakh, a gain of Rs 1.25 lakh can be booked to save tax. Without this strategy, this Rs 1.25 lakh gain would be taxable at a 12.5% rate, resulting in a tax of Rs 15,625. With this approach, investors can fully utilise the exemption limit without making major changes to their portfolio, or they can reinvest the amount.
Tax-Loss Harvesting: Turning Losses into Savings
In tax-loss harvesting, loss-making stocks or mutual fund units are sold to realise capital losses, which are then set off against other gains. Short-term capital loss (STCL) can be set off against both short-term capital gains (STCG) and LTCG, while long-term capital loss (LTCL) can only be set off against LTCG. If there are no gains, losses can be carried forward for up to 8 assessment years, but filing the ITR by July 31 is mandatory for this.
In mutual fund SIPs, losses can be booked by selectively redeeming different lots. This strategy is also useful in volatile markets, as some assets across sectors may be in loss even if the overall portfolio shows gains.
Understanding Tax Savings with an Example
Suppose in mid-March 2026, an investor has Rs 8 lakh invested in a Nifty 50 index fund, which has grown to Rs 10.50 lakh (Rs 2.50 lakh LTCG). An IT sector fund has declined from Rs 4 lakh to Rs 3.20 lakh (Rs 80,000 LTCL). A midcap stock has grown from Rs 2 lakh to Rs 2.60 lakh (Rs 60,000 STCG), and a small-cap stock has declined from Rs 1.50 lakh to Rs 1.10 lakh (Rs 40,000 LTCL). Additionally, there is a Rs 50,000 non-speculative loss in F&O.
Without harvesting, after the Rs 1.25 lakh exemption on LTCG, the remaining Rs 1.25 lakh would be taxed at 12.5% (Rs 15,625 tax), and STCG would be taxed at 20% (Rs 12,000 tax), making a total of Rs 27,625.
By harvesting, selling the IT fund and small-cap stock, the net LTCG becomes Rs 1.70 lakh (taxable Rs 45,000, leading to Rs 5,625 tax), and net STCG becomes Rs 20,000 (Rs 4,000 tax), totalling Rs 9,625. This results in a tax saving of Rs 18,000. If the F&O loss is also utilised, further savings are possible. This saved Rs 18,000 can grow to Rs 55,700 in 10 years at a 12% return through compounding.
How to Implement This Strategy
First, review your portfolio in February–March and calculate holding periods along with gains and losses. Identify loss-making assets where the type of loss matches the gains. Sell them before March 31 to realise losses or gains. Reinvest the proceeds in a similar, but not identical, asset. During ITR filing, report the set-off correctly. Also note that debt mutual funds purchased after April 1, 2023, are always treated as short-term.
Potential Benefits and Opportunities
This strategy reduces tax outgo and improves post-tax returns. The exemption limit is fully utilised. Underperforming assets can be removed from the portfolio and replaced with better options. Active investors can manage taxes more efficiently than passive investors. It also enhances compounding, as the savings can be reinvested.
Precautions and Important Rules
Do not immediately repurchase the same asset, as tax authorities may treat it as a colourable device. There is market risk, as prices may change between redemption and reinvestment. Consider exit load and STT costs. Losses can only be set off against capital gains, not against salary income. LTCL can only be set off against LTCG.
Wrapping Up
By adopting tax harvesting before March 31, investors can significantly reduce their tax outgo. Whether it is tax-gain or tax-loss harvesting, both strategies make the portfolio more tax-efficient and stronger. With proper planning and guidance from an advisor, this becomes a simple and effective approach that supports long-term wealth creation.
Disclaimer: This article is for educational and informational purposes only and does not constitute investment advice or a recommendation to buy or sell any securities. The companies mentioned are cited as examples within the context of market developments. Investors are advised to conduct their own due diligence and consult their financial advisor before making any investment decisions.
Investments in the securities market are subject to market risks. Read all related documents carefully before investing.
