Why SEBI’s 25-25-25 Rule Changes Everything

Here’s a question I hear all the time: “Should I invest in large-cap funds for stability? Or mid-cap for growth? Or small-cap for higher returns? How do I decide?”

What if I told you there’s one equity fund category where you don’t have to decide, because SEBI literally forces the fund to hold all three?

That’s exactly what multi cap funds do. And it’s not a suggestion or a guideline, it’s a hard regulatory requirement that changes the game completely.

Since November 2020, SEBI mandates that every multi cap fund must hold:

• At least 25% in large-cap stocks (the top 100 companies)
• At least 25% in mid-cap stocks (companies ranked 101-250)
• At least 25% in small-cap stocks (companies ranked 251+)

That remaining 25%? The manager can deploy it anywhere, more large-caps, more small-caps, some debt, or even cash. But that 75% core allocation is non-negotiable, checked monthly, and enforced strictly.

As of late 2025, multi cap funds manage over ₹1.5 lakh crore in assets (based on AMFI data and industry reports). That’s impressive growth for a category that didn’t even exist in its current form before late 2020.

But here’s what you need to know upfront: this mandatory diversification is both multi cap’s biggest strength and its defining characteristic. It forces exposure across the entire market spectrum, which can be brilliant during certain market phases and frustrating during others.

This guide will walk you through everything honestly: how multi caps actually work under the hood, why SIPs pair so powerfully with their enforced diversification, the step-by-step strategy, real risks you’ll face, and how they fit (or don’t fit) your financial goals.

Important: Mutual fund investments are subject to market risks. Read all scheme-related documents carefully before investing. This article is for educational purposes only and does not constitute investment advice, recommendation, or solicitation. Past performance is not indicative of future results.

What Exactly Are Multi Cap Funds? (And Why the SEBI Rule Matters) Let’s start with the regulation that defines this category.

Before November 2020, “multi cap” was a loose term. Fund managers could claim to be multi cap while holding 80% in large-caps and barely touching mid or small-caps. Investors thought they were getting diversification but weren’t.

SEBI fixed that by creating a strict mandate:
Every multi cap fund MUST hold:

• Minimum 25% in large-cap stocks (companies ranked 1-100 by market cap)
• Minimum 25% in mid-cap stocks (companies ranked 101-250)
• Minimum 25% in small-cap stocks (companies ranked 251 and beyond)

Enforcement: This is calculated on a monthly average basis. Fund managers have some day-to-day flexibility for operational efficiency, but over each month, these minimums must be maintained. SEBI checks. Violations have consequences.

What happens to the remaining 25%? The manager can deploy it wherever they see opportunity, additional large-caps, more small-caps, some cash for liquidity, or even a bit of debt. This is where the manager’s skill shows up. But the core 75% is locked in by regulation.

Why This Matters in Practice
This mandate fundamentally changes multi cap funds from flexi cap funds (which we covered in another guide).

Flexi cap funds: The manager can go 90% large-cap if they think large-caps will outperform. Or 60% small-cap if they’re feeling aggressive. Total freedom.
Multi cap funds: The manager HAS to hold meaningful exposure to all three segments, regardless of their market view. Even if they think small-caps are overvalued, they’re still holding 25%+ in small-caps.

The trade-off:

• Advantage: You’re guaranteed true diversification across the market cap spectrum. No concentration risk.
• Disadvantage: The fund might be forced to hold segments the manager doesn’t like, potentially dragging down returns in certain periods.

Think of it like this: Multi cap is a “poor man’s balanced portfolio” within the equity space. One fund gives you large-cap stability, mid-cap growth potential, and small-cap alpha opportunities – all enforced by law.

Why SIPs and Multi Cap Funds Are a Match Made in Heaven
When you combine two powerful concepts – disciplined SIP investing and mandatory multi-cap diversification, you get something genuinely compelling for long-term wealth building.

The Dual Mechanism at Work
Layer 1: Your SIP does rupee cost averaging Every month, your fixed investment buys more units when prices are low, fewer when prices are high. Over time, this averages out your cost and removes the impossible burden of timing the market.

Layer 2: The fund’s mandatory diversification captures different market cycles Sometimes large-caps outperform. Sometimes mid-caps surge. Sometimes small-caps deliver the best returns. Multi cap funds ensure you’re participating in ALL of them, ALL the time – not betting on one segment.

Rupee Cost Averaging in Action (Purely Illustrative)
Let’s say you invest ₹5,000 monthly in a multi cap fund:

• Month 1: NAV is ₹100 → You buy 50 units
• Month 2: Markets correct, NAV drops to ₹85 → You buy 58.82 units (buying more because it’s cheaper!)
• Month 3: Markets recover, NAV rises to ₹115 → You buy 43.48 units

Your totals:

• Total invested: ₹15,000
• Total units: 152.3
• Your average cost per unit: ~₹98.50
• Simple average NAV across the three months: ₹100

You paid less on average than the simple average price. That’s rupee cost averaging working for you.

This is a simplified illustration. Real markets are far more volatile and unpredictable. This strategy doesn’t guarantee profits or prevent losses if markets decline overall. It just smooths your entry timing.

The Multi Cap Advantage on Top
Here’s where it gets interesting: While your SIP is automatically buying more units during market dips, the fund itself is forced to maintain exposure across large, mid, and small-caps.

What this means practically: When markets correct, mid and small-caps often fall harder than large-caps (they’re more volatile). Your SIP is buying cheaper units of a fund that’s automatically exposed to those beaten-down mid and small-cap segments.

When markets recover, those same mid and small-caps often rally harder than large-caps. You benefit from the recovery because you bought cheap during the dip.

Over 10-15 years, this combination – your SIP averaging + the fund’s enforced diversification – can compound powerfully. Though nothing is guaranteed, and actual results will vary significantly based on market conditions.

Your Step-by-Step Multi Cap SIP Strategy
Let me walk you through the practical process:

Step 1: Define Your Goal and Time Horizon Honestly Multi cap funds are 100% equity. They are NOT suitable for short-term goals. Ask yourself:

• What am I saving for? (Retirement? Child’s education? Home down payment?)
• When do I need this money?
• Can I leave it invested for at least 7-10 years?

Ideal time horizons for multi cap:

• Child’s higher education: 10-15 years
• First home down payment: 8-12 years
• Retirement corpus: 15-30 years

If your goal is under 5 years away, multi cap is too volatile. Consider debt funds, conservative hybrid funds, or even fixed deposits instead.

Step 2: Complete Your KYC You’ll need:

• PAN card
• Aadhaar card
• Bank account details
• Email and mobile number

Complete e-KYC online on mfd.co.in or through any AMC website or investment platform. One-time process, takes 10-15 minutes, applies across all mutual funds.

Step 3: Choose Your Investment Route
Three main options:

• Direct through AMC websites/apps: Direct plans have lower expense ratios (no distributor commission included). You’re on your own for research and decisions.
• Through online investment platforms: Consolidated view, user-friendly interfaces. Check if they charge platform fees.
• Through AMFI-registered distributors like mfd.co.in: Regular plans include distributor commission in the expense ratio (slightly higher costs), but you get guidance.

Note: Any platform or AMC names mentioned are purely illustrative and do not constitute endorsement. Choose based on your comfort level and whether you want guided support on mfd.co.in.

Step 4: Select the Right Multi Cap Fund
Not all multi cap funds are equal. Even with the same 25-25-25 mandate, performance varies significantly.

What to compare:

• Expense ratio: Lower is better. Even 0.3-0.5% difference compounds into lakhs over 15-20 years.
• Fund manager experience and tenure: How long has the current manager been running this fund? Have they navigated multiple market cycles?
• Consistency across market phases: Don’t just look at recent 1-2 year returns. Check how the fund performed in 2018 (small/mid-cap crash), 2020 (COVID crash), and subsequent rallies.
• AUM size: Very small funds (under ₹500 crore) might face liquidity challenges, especially in small-cap positions. Very large funds (₹10,000+ crore) might struggle to deploy capital efficiently in small-caps.
• Portfolio turnover: How frequently does the manager churn the portfolio? Very high turnover (100%+) can indicate poor stock selection or excessive trading costs.
• Adherence to 25% rule: Check recent portfolio disclosures. Is the fund actually maintaining the mandated allocations, or is it barely scraping by?

Important: I’m not recommending any specific fund. Review SEBI risk-o-meter ratings, read scheme documents, compare 3-5 funds, and make your own informed choice. Or work with an advisor.

Step 5: Set Your SIP Amount Smartly Start with what you can sustain without stress. ₹500, ₹1,000, ₹3,000, ₹5,000 – whatever fits your monthly budget.

Consider step-up SIPs. This is one of the most powerful features many investors ignore. A step-up SIP automatically increases your investment amount by a fixed percentage (typically 10-20%) every year.

Example:

• Year 1: ₹5,000/month (₹60,000 annually)
• Year 2: ₹5,500/month (₹66,000 annually) [10% increase]
• Year 3: ₹6,050/month (₹72,600 annually)
• …
• Year 10: ₹11,779/month (₹141,348 annually)

Over 10 years, you’ve invested significantly more than if you’d stuck with a flat ₹5,000. This helps you:

• Keep pace with your rising income
• Combat inflation
• Accelerate wealth creation without manually remembering to increase

Step 6: Automate and Forget Link your bank account and enable auto-debit. Pick a date 5-7 days after your salary credit to ensure funds are available.

Once set up, resist the urge to tinker. Don’t manually stop and restart SIPs based on market headlines. Don’t skip months because “markets look expensive.” The whole point of automation is to remove emotion from the process.

Step 7: Review Once a Year (Not Daily) What to check annually:

• Is the fund still maintaining its 25-25-25 allocation properly?
• Has the fund manager changed?
• Is the expense ratio still competitive?
• Does my original goal timeline still hold?
• Should I increase my SIP amount?

What NOT to do:

• Check your portfolio daily or weekly
• Panic-sell when markets crash 20-30%
• Stop SIPs during downturns (this is when you’re buying cheap!)
• Chase last year’s best-performing fund

Step 8: Have a De-Risking Plan
When your goal is 2–3 years away, you need to protect the gains you’ve accumulated. Equity volatility is too high to risk it all in the final stretch.

Options for de-risking:

• Systematic Transfer Plan (STP): Gradually shift money from your multi cap fund to a debt fund over 12-24 months. This protects you from a sudden crash right before you need the money.
• Partial redemptions: Start withdrawing portions quarterly and park them in safer instruments like liquid funds or short-duration debt funds.
• Shift to conservative hybrid: Move to balanced advantage or conservative hybrid funds that have automatic equity-debt balancing.

Don’t wait until the last minute. If your child’s college starts in June 2028, start de-risking by mid-2026. Markets don’t care about your timeline.

How Multi Cap Funds Fit Your Financial Goals Child’s Education (10-15 Years Away)
Does it fit? Yes, this is one of multi cap’s sweet spots. Why: Education inflation runs at 8-12% annually in India. Regular debt or FDs won’t keep pace. You need equity exposure. Multi cap gives you growth potential from mid and small-caps while the large-cap portion provides some ballast during volatile periods. Strategy: Aggressive multi cap SIPs for the first 8-10 years. When your child reaches 9th-10th grade, start shifting to conservative hybrid or debt funds via STP. By 11th-12th grade, 50-70% should be in safer instruments.

First Home Down Payment (8-12 Years)
Does it fit? Potentially, if you have some flexibility on timing. Why: Building a ₹15-20 lakh down payment through SIPs needs equity returns over 8-12 years. Multi cap’s diversification helps capture market upswings while the large-cap allocation cushions some downside. Strategy: Multi cap SIPs for the first 6-8 years. In the final 2-4 years, gradually shift to balanced advantage or debt funds. Don’t keep everything in equity until six months before you plan to buy. Important: If you MUST buy the house at a specific time (job relocation, etc.) and cannot delay, multi cap carries too much risk. One bad market year right before your deadline could ruin the plan.

Retirement Corpus (15-30 Years)
Does it fit? Absolutely. This is ideal multi cap territory. Why: Very long time horizon means you can ride out multiple market cycles. Multi cap’s enforced exposure to mid and small-caps (which historically have delivered higher returns over very long periods, though past performance doesn’t guarantee future results) can meaningfully boost long-term corpus building. Strategy: Start multi cap SIPs early. Use step-up SIPs to increase contributions as salary grows. Don’t touch it for decades. Around 5-7 years before retirement, start gradually shifting to more conservative options.

Shorter-Term Goals (Under 7 Years)
Does it fit? Generally, no. Why: Five years isn’t enough runway to confidently recover from a severe market crash. If you invest in 2026 and markets crash in 2029, you might not break even by 2031 when you need the money. Better options: Debt funds, conservative hybrid funds, balanced advantage funds, or even bank FDs, depending on your exact timeline and risk tolerance.

The Risks You Absolutely Must Understand
Multi cap funds are equity funds. That means serious, real risks:

1. Market Risk Is Unavoidable
   Multi caps hold 75%+ in stocks. When markets crash, multi caps crash too. Real examples:

• March 2020 COVID crash: Many multi caps fell 30-40% in weeks
• 2018 mid/small-cap correction: Some fell 25-35% and took years to recover
• 2008 financial crisis: Falls of 50%+ were common

If you can’t emotionally handle watching your ₹5 lakh investment drop to ₹3.5 lakh (even temporarily), multi caps will test you severely.

2. Small and Mid-Cap Risk Is Built In
   Because multi caps MUST hold 50%+ in mid and small-caps combined, they’re inherently more volatile than large-cap funds. What this means:

• Sharper drops during corrections
• Longer recovery periods sometimes
• More gut-wrenching interim volatility

The flip side: Potentially higher long-term returns during favorable market conditions. But nothing is guaranteed.

3. Fund Manager Risk Still Exists
   Yes, the 25-25-25 allocation is mandated. But the manager still decides:

• WHICH large-cap stocks to buy
• WHICH mid-cap stocks to bet on
• WHICH small-cap companies to pick

Poor stock selection within each segment can significantly hurt returns, even if the allocation is correct. Real scenario: Two multi cap funds with identical 25-25-25 splits can deliver returns that differ by 3-5% annually based purely on the manager’s stock-picking skill.

4. The “Forced Exposure” Problem Sometimes the manager might think small-caps are wildly overvalued and due for a crash. But they’re still forced to hold 25%+ in small-caps. Or large-caps might look expensive, but 25% must stay there. This enforced allocation can hurt performance when the manager’s market view proves correct. It’s the price you pay for guaranteed diversification.
5. No Guarantees on Beating Inflation Even if your multi cap fund delivers 12% annually (which is by no means guaranteed), and you feel good about it, if your specific goal’s inflation is running at 10-12% (education, healthcare, real estate), you’re barely keeping ahead. Multi caps help, but they don’t guarantee you’ll comfortably beat all types of inflation in all periods.

Understanding Taxation (FY 2025-26)
Multi cap funds qualify as equity-oriented (they hold well above 65% in equities), giving them favorable equity taxation.

Short-Term Capital Gains (STCG) – Held Under 12 Months
Taxed at 20% (plus applicable surcharge and cess based on your total income)

Long-Term Capital Gains (LTCG) – Held Over 12 Months
Taxed at 12.5% on gains exceeding ₹1.25 lakh per financial year. Additional charges apply:

• Surcharge: 10-37% depending on your total income bracket
• Health & Education Cess: 4%

This means the effective tax rate on LTCG can be higher than 12.5% for higher-income investors. The exact rate depends on your total income and which surcharge slab you fall into.

Exact rates, slabs, and surcharges should be checked against the latest Finance Act at the time of any redemption. Tax laws evolve with every budget. Always consult a qualified Chartered Accountant or tax advisor before making large redemptions to understand your specific tax impact and plan accordingly.

Multi Cap vs. Flexi Cap: What’s Actually Different? This confuses many investors. Both sound similar. Both invest across market caps. So what’s the difference?

The SEBI mandate is everything:

Multi cap: MUST hold minimum 25% in large, 25% in mid, 25% in small-caps. This is enforced monthly. No flexibility on this core allocation. Flexi cap: ZERO mandated allocation. The manager can go 80% large-cap, or 60% mid-cap, or 40% small-cap, whatever they think will work best.

Which is better? There’s no universal answer. It depends on what you value:

Choose multi cap if you want:

• Guaranteed exposure to all market cap segments
• Forced diversification that never concentrates too much in one segment
• Protection from a manager’s potential bias (some managers love large-caps, others love small-caps, multi cap prevents extreme bets)

Choose flexi cap if you want:

• The manager to have full freedom to capitalize on opportunities
• Willingness to bet on the manager’s skill to allocate smartly
• Potential for outperformance if the manager gets allocation calls right

Both can work. Neither is universally superior. It depends on the specific fund, the manager, and your personal preference for structure vs. flexibility.

Who Should Consider Multi Cap SIPs?
Multi Cap SIPs May Suit You
If:
✓ You have a 7-10+ year time horizon (ideally 15+ years)
✓ You’re comfortable with moderate to high equity risk and can stomach 25-40% temporary drawdowns
✓ You want automatic diversification across large, mid, and small-caps without manually rebalancing
✓ You appreciate the enforced allocation structure and don’t want managers making extreme bets
✓ You prefer one equity fund that covers the entire market cap spectrum rather than juggling multiple funds

Multi Cap SIPs May NOT Fit
If:
✗ Your goal is under 5-7 years away (too much equity volatility for short horizons)
✗ You’re very conservative and can’t emotionally handle 30%+ temporary drops (stick to debt or conservative hybrid funds)
✗ You want maximum large-cap safety with minimal mid/small-cap exposure (pure large-cap funds are safer)
✗ You want maximum small-cap growth potential (pure small-cap funds offer that, with even higher risk)
✗ You strongly prefer passive/index investing over active management (index funds might suit you better)

My Honest Take
Multi cap funds are genuinely useful for long-term investors who want equity exposure but appreciate the discipline of enforced diversification.

The SEBI mandate removes the temptation for fund managers to make extreme bets or drift too far toward one market segment. You’re guaranteed true multi-cap exposure, which can be reassuring.

But let’s be realistic: Multi caps aren’t magic. The 25-25-25 rule doesn’t eliminate volatility or guarantee superior returns. It just ensures you’re participating in all market segments, for better or worse.

There will be periods where the forced small-cap exposure drags down returns (if small-caps are crashing). There will be periods where the forced large-cap exposure seems like dead weight (if large-caps are lagging). That’s the trade-off you accept for guaranteed diversification.

If you’re considering multi cap SIPs:

1. Make sure you have a genuine 7-10+ year horizon
2. Confirm you can handle 30%+ temporary drops without panic-selling
3. Do proper research on fund quality and manager track record
4. Set up auto-debit and resist the urge to tinker based on market noise
5. Work with a SEBI-registered investment advisor or AMFI-registered distributor for personalized guidance

If you’d like to explore whether multi cap funds might fit your goals, you can connect with me as an AMFI-registered distributor via mfd.co.in/signup.

Disclaimer Mutual fund investments are subject to market risks, read all scheme-related documents carefully. There is no guarantee or assurance of any returns. Past performance of any mutual fund scheme is not indicative of its future performance. This article is for educational purposes only and does not constitute investment advice, recommendation, or solicitation to buy, sell, or hold any security or scheme. All investments carry risk of capital loss. No assumed return rates, corpus values, or future outcomes should be taken as indicative, probable, or expected. Actual investment results depend on market conditions, fund performance, and individual circumstances and can vary widely, including negative returns. Tax laws are subject to change; consult qualified tax advisors for guidance specific to your situation. Investment decisions should be based on individual financial situations, goals, and risk profiles after proper assessment.

About the Distributor
This article was prepared by: Amit Verma, an AMFI-registered Mutual Fund Distributor (ARN-349400)
As a registered distributor, commissions may be earned on Regular Plan investments facilitated through mfd.co.in. If you invest through a distributor, you typically invest in Regular plans, which have a higher expense ratio than Direct plans because they include distributor commissions. These commissions are paid from the scheme’s expenses and are not charged to you separately as a fee, but they do affect net returns over time. Verify credentials independently: https://www.amfiindia.com (Search ARN-349400)
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