Growth option vs IDCW option in mutual funds
Every open-ended mutual fund scheme in India offers at least two investment options: the growth option and the IDCW (Income Distribution cum Capital Withdrawal) option. Each option maintains a separate NAV and represents a different mechanism for the investor to receive value from the scheme’s portfolio performance, though both options invest in an identical underlying portfolio managed by the same fund manager.
The choice between growth and IDCW is one of the most consequential structural decisions for a mutual fund investor, primarily because of its tax implications.
Growth option
In the growth option, all income earned by the scheme, coupon income from bonds, dividends from equities, capital gains on portfolio turnover, is retained within the corpus and reflected in NAV appreciation. No cash is paid out to investors during the holding period. An investor receives a return only when they choose to redeem units (fully or partially), at which point the difference between the redemption NAV and the purchase NAV determines the capital gain.
The growth option benefits from compounding: retained earnings generate further returns. Over a long investment horizon, the compounding advantage of growth over IDCW can be substantial.
IDCW option
In the IDCW option, the AMC periodically distributes part of the scheme’s distributable surplus to investors as an IDCW payout. Each distribution reduces the scheme’s NAV by the amount distributed per unit. Investors receive cash but hold units with lower NAV. The combined value (cash received + current unit value) equals the pre-distribution value.
See IDCW, Income Distribution cum Capital Withdrawal for mechanics, frequency options, and regulatory requirements.
NAV comparison over time
Because IDCW distributions reduce NAV on each record date, the IDCW option NAV of a scheme will always be lower than the growth option NAV of the same scheme, assuming the scheme has been running for any significant period and has declared at least one distribution. The gap widens over time as distributions accumulate.
This lower NAV of the IDCW option does not mean the IDCW option is cheaper or has delivered lower returns, it simply reflects the cash that has been distributed. However, for a new investor entering the scheme after many years of distributions, the growth option NAV will be much higher (e.g., Rs 250) while the IDCW option NAV may still be close to Rs 10–15. Both represent the same portfolio; the difference is in where the value resides.
Tax comparison
The growth option is tax-deferred: no tax is payable until units are redeemed. When redeemed, the gains are taxed as capital gains (short-term or long-term, depending on holding period and scheme type). For equity funds held over 12 months, LTCG of 12.5% applies above Rs 1.25 lakh per year.
The IDCW option triggers tax on every distribution. Post April 2020, IDCW is taxed as income from other sources at the investor’s slab rate in the year of receipt, regardless of holding period or scheme type.
| Tax situation | Growth option | IDCW option |
|---|---|---|
| Investor tax bracket 30% | 12.5% LTCG on equity after 1 year | 30% on each distribution (slab rate) |
| Investor tax bracket 5% | 12.5% LTCG on equity after 1 year | 5% on each distribution (slab rate) |
| Debt fund (post Apr 2023) | Slab rate on gains at redemption | Slab rate on each distribution |
| Timing of tax | Deferred to redemption date | Triggered at each distribution record date |
For investors in the 10% or 20% bracket who need periodic cash flows, the IDCW option can be reasonable. For most investors in the 30% bracket investing for long-term wealth creation, the growth option is significantly more tax-efficient.
When IDCW option may be appropriate
- Retired investors needing regular income: A monthly IDCW from a debt fund provides cash flow. However, a Systematic Withdrawal Plan (SWP) on the growth option typically delivers the same cash flow with better tax efficiency, making SWP the preferred mechanism for most income-seekers.
- Investors in the lowest tax brackets: Investors with total income below the basic exemption limit (Rs 3 lakh) who are not otherwise taxable may receive IDCW tax-free.
- Daily IDCW reinvestment in liquid funds: Some institutional and corporate treasury investors use daily IDCW reinvestment in liquid funds for accounting reasons (each day’s income is booked as income rather than capital gain, which may suit certain accounting treatments).
Common selection errors
Choosing IDCW because the NAV is lower: A Rs 10 IDCW option NAV appears “cheaper” than a Rs 200 growth option NAV of the same scheme, but both represent the same portfolio value. The number of units allotted differs accordingly, and total return is identical if the investor chose IDCW from inception.
Expecting IDCW to be “extra return”: As explained in the IDCW article, IDCW distributions reduce NAV by the distribution amount. No additional return is created; only the form of value changes.
Switching from growth to IDCW: A switch from growth to IDCW is treated as a redemption from growth and a fresh purchase in IDCW, triggering capital gains tax on the unrealised gain. Investors intending to switch for income should account for this tax cost.
IDCW reinvestment sub-option
The IDCW reinvestment sub-option reinvests the IDCW payout into additional units of the same scheme at the ex-IDCW NAV. Economically, this mimics the growth option, no cash leaves the scheme, but each distribution event triggers a taxable distribution receipt (subject to slab tax) followed by a fresh acquisition. The absence of compounding advantage and the presence of avoidable tax events makes this sub-option generally inferior to the growth option for long-term investors. Historical context is in dividend reinvestment option (historical).
Related articles
- IDCW, Income Distribution cum Capital Withdrawal
- Dividend reinvestment option (historical)
- SWP, Systematic Withdrawal Plan
- Capital gains tax in India
- Net Asset Value (NAV)
- Switch in mutual funds
References
- SEBI Circular SEBI/HO/IMD/DF3/CIR/P/2020/235 (9 December 2020), IDCW renaming.
- Finance Act 2020, Abolition of DDT; IDCW taxable in investor hands.
- Income Tax Act, 1961, Sections 112A, 111A (capital gains on mutual funds).