SIF vs AIF: What Is the Difference, and Which One Fits You?

The Short Answer

A Specialised Investment Fund (SIF) is a mutual fund product. You can start at ₹10 lakh, the NAV is published daily, and the scheme runs under SEBI's mutual fund rules. An Alternative Investment Fund (AIF) is a privately pooled vehicle under a separate SEBI regulation, with a ₹1 crore minimum and far more freedom in what it can do. SEBI itself describes a SIF as sitting between regular mutual funds and PMS; the AIF sits one step further out.

The two overlap in one place: Category III AIFs, which run hedge-fund-style long-short and derivative strategies, are the closest AIF cousin of a SIF. That is the comparison this guide makes. For how SIFs compare with mutual funds and PMS, see SIF vs Mutual Fund vs PMS.

At a Glance: SIF vs Category III AIF

Sources: SEBI's SIF FAQs (September 2026), SEBI's AIF FAQs, and SEBI's February 2025 SIF circular as reported by Business Today. AIF fee ranges and Category III tax treatment come from industry commentary, not SEBI; they vary by fund. Full source list at the end.

Which AIF Is the Real Comparison?

SEBI's AIF Regulations define three categories, and only one of them looks like a SIF:

• Category I invests in start-ups, early-stage ventures, social ventures or SMEs. This is venture capital and infrastructure territory.
• Category II covers funds that are neither Category I nor III and do not use leverage beyond day-to-day needs, such as private equity, real estate and distressed-asset funds.
• Category III covers funds that employ diverse or complex trading strategies and may use leverage, which in practice means hedge-fund-style funds.

A SIF competes for the same investor money as a Category III AIF. It does not compete with a private equity fund or a venture fund, because those lock money up for years in unlisted assets while a SIF holds listed securities and can be redeemed on a schedule.

Minimum Investment and Who Can Invest

The SIF minimum is ₹10 lakh, calculated at the PAN level across all the strategies offered by that SIF. Holdings in regular mutual fund schemes, even from the same AMC, do not count towards it. Accredited investors are exempt from the threshold. An AIF generally cannot accept less than ₹1 crore from an investor, with ₹25 lakh allowed for employees and directors of the AIF or its manager. No scheme of an AIF can have more than 1,000 investors.

The SIF minimum is a continuing condition, not just an entry ticket. If your own redemption takes your balance below ₹10 lakh, SEBI's FAQs say all your units in that SIF are frozen for debit and you have 30 calendar days to restore the threshold, after which units are redeemed automatically. If only the NAV falls, nothing is forced, but you can then redeem only your full holding. Plan the ticket size with that in mind; our guide on whether the ₹10 lakh minimum is worth it covers the sizing question.

One practical consequence: between ₹10 lakh and ₹1 crore, a SIF is the only one of the two you can use.

Liquidity and Redemption

SEBI sets minimum redemption frequencies for SIFs by strategy type: equity-oriented strategies can offer daily redemption, debt-oriented strategies must offer it at least weekly, and hybrid strategies at least twice a week. An AMC may choose less frequent intervals if it says so in the Investment Strategy Information Document (ISID), and may prescribe a notice period of up to 15 working days. Close-ended and interval strategies must be listed on a recognised stock exchange. There is no uniform lock-in; each strategy sets its own.

AIFs are less flexible by design. Category I and II AIFs must be close-ended with a minimum tenure of three years, and the tenure is counted from the scheme's final closing. Category III AIFs can be open-ended or close-ended, and open-ended ones allow redemption at intervals set in the placement memorandum (PPM), which can be suspended in the conditions the PPM defines.

Leverage, Short Selling and Risk

The clearest difference is how much risk each product is allowed to take. SEBI's SIF framework allows limited unhedged short exposure through derivatives, reported at up to 25% of net assets for the long-short strategies. A Category III AIF may use leverage, and SEBI caps it at 2 times the fund's NAV. The regulator's own limits show which product is designed for more aggressive positioning.

Neither is a safe product. SEBI says SIFs suit relatively informed investors who understand derivative and liquidity risk and can tolerate loss of capital. To see how SIFs have behaved so far, our AMFI data report card covers assets, flows and the September sell-off.

Transparency and Disclosure

SIFs inherit mutual fund disclosure. NAV is calculated daily, every strategy carries a five-level risk band (1 lowest, 5 highest) that must be reviewed monthly and shown on the AMC's website, and portfolios including derivative positions are published every alternate month on AMC and AMFI websites within 10 days. SIF holdings and transactions also appear in your Consolidated Account Statement (CAS), though they are kept separate from regular mutual fund schemes.

An AIF reports to its investors under the AIF Regulations and its PPM. It has no AMFI-style public portfolio feed and no mutual-fund-style risk band, so you rely more on the manager's own reports and the PPM. Read the PPM's sections on leverage, valuation, fees and redemption suspension before you commit.

Cost and Tax

Cost. SIFs charge a total expense ratio within the mutual fund framework, stated in the ISID. AIF fees are negotiated fund by fund. Industry commentary cites typical management fees of 1.5% to 2% a year plus a performance fee of 15% to 20% of profits above a hurdle rate, with a high watermark, but every fund differs, so read the fee table in the PPM rather than relying on a range.

Tax. A SIF is taxed according to its classification under the Income-tax Act, in the same broad way as a mutual fund; see our SIF taxation guide. Category III AIFs do not have pass-through status under Section 115UB, which covers Category I and II. Tax is generally computed and paid at the fund level before distributions reach you, so you cannot use your own slab rate, exemptions or losses against that income. Whether a Category III fund's gains are treated as capital gains or business income, and how a trust is assessed, depends on its structure and facts. Ask the manager for the fund's tax opinion and speak to a chartered accountant.

Not to Be Confused: GIFT City AIFs

Which One Fits Which Situation

This is a way to think about the choice, not a recommendation for any fund.

• You have ₹10 lakh to ₹1 crore to put in one strategy. A SIF is the only option of the two. Check the ISID for the strategy, redemption frequency and notice period.
• You want daily NAV, a risk band and public portfolio disclosure. These come with the SIF framework. An AIF will not give you all three.
• You have over ₹1 crore and want a strategy that needs leverage above what a SIF allows. That is what Category III AIFs exist for. You then take on a longer document to read, less public disclosure and fund-level tax.
• You want private equity, venture or real estate exposure. That is Category I or II AIF territory, and a SIF is not a substitute.

For most investors, the order of operations is the same as with any complex product: build a diversified core first, and treat a SIF or AIF as a satellite you can afford to see lose value.

Questions to Ask Before You Invest

• What are the redemption frequency and notice period, and what happens if I need money in a sell-off?
• How much short exposure or leverage does the strategy actually run today? (For a SIF, see the alternate-month portfolio disclosure.)
• What is the total fee, including any performance fee, hurdle and high watermark?
• How will my gains be taxed, and who bears the tax: the fund or me?
• What is the manager's own money in the fund?
• If this falls 20%, can I hold it, and would I still meet the SIF's ₹10 lakh threshold?

Frequently Asked Questions

Is a SIF the same as a Category III AIF?

No. Both can use derivatives and long-short strategies, but they sit under different regulations. A SIF is a mutual fund product under SEBI's Mutual Funds Regulations with a ₹10 lakh minimum, daily NAV and limited unhedged short exposure. A Category III AIF is a privately pooled vehicle under SEBI's AIF Regulations with a ₹1 crore minimum, and it may use leverage up to 2 times its NAV.

Can I invest in a SIF if I have less than ₹1 crore?

Yes. A SIF needs a minimum of ₹10 lakh, calculated at the PAN level across all strategies of that SIF, and accredited investors are exempt from the minimum. An AIF generally cannot accept less than ₹1 crore per investor, with a ₹25 lakh minimum for the employees and directors of the AIF or its manager.

Which is more liquid, a SIF or an AIF?

A SIF is usually more liquid. SEBI requires equity-oriented strategies to be able to offer daily redemption, debt-oriented ones at least weekly and hybrid ones at least twice a week, though an AMC can set a notice period of up to 15 working days. Category I and II AIFs are closed-ended with a minimum tenure of three years, and Category III AIFs can be open-ended or closed-ended, with redemption terms set in the fund's placement memorandum.

Are SIF and AIF returns taxed the same way?

No. A SIF is taxed according to its classification under the Income-tax Act, in the same broad way as a mutual fund. Category III AIFs do not get pass-through status under Section 115UB, so tax is generally computed and paid at the fund level before distributions reach investors. Tax treatment can depend on the fund's structure, so confirm it with a chartered accountant before investing.

Disclaimer: This article is for educational purposes only and does not constitute investment, tax or legal advice. Regulations, fees and tax treatment change and vary by fund; verify current details in the scheme's ISID or the AIF's placement memorandum and consult a SEBI-registered investment advisor and a chartered accountant before investing. SIFs and AIFs are subject to market risks including the risk of loss of capital.