SLBM (Securities Lending and Borrowing Mechanism) is for investors who already hold shares and want to earn income by lending them to other market participants. MTF (Margin Trading Facility) is for investors who want to buy more shares now by borrowing money from their broker and paying interest on that borrowed amount.

Choosing between them is not really a comparison. It depends on whether you are in income mode or expansion mode with your portfolio. This post lays out both clearly so you can decide.

Securities Lending and Borrowing Mechanism (SLBM) is a SEBI-regulated exchange platform that lets you lend shares from your demat account to other market participants in exchange for a lending fee. The shares remain in your ownership. The clearing corporation (NCL for NSE, ICCL for BSE) guarantees every transaction. At the end of the contract period, your shares come back to your demat account.

You are the lender. Your shares earn income they would not have earned while sitting idle. The borrower pays you a fee for the use of your shares.

Margin Trading Facility (MTF) is a SEBI-regulated product that lets you buy shares by paying only a portion of the total purchase value upfront. Your broker funds the remaining amount and charges you interest on that funded amount.

Under SEBI regulations, the minimum margin you must contribute is 25 percent of the purchase value. This means with Rs. 25,000 of your own money, you can buy up to Rs. 1,00,000 worth of eligible shares. Your broker lends you the remaining Rs. 75,000 at an annual interest rate.

You are the borrower. MTF is available only on SEBI-approved Group 1 securities on NSE and BSE. Small cap stocks, recently listed companies, and stocks under surveillance are generally excluded. The eligible stock list is periodically reviewed.

For the lender, SLBM is a lower-risk income strategy. The clearing corporation holds 100 percent collateral from the borrower. If the borrower defaults, the clearing corporation steps in using that collateral. You are not exposed to the borrower’s credit risk directly. Your main risk is the temporary loss of voting rights and the potential for corporate action timing complexity, both of which are manageable with planning.

MTF is a leverage product and carries meaningfully higher risk. When you borrow to buy shares, you amplify both gains and losses. If the share price falls, your losses on the position are larger than if you had bought with your own money only. If your margin falls below the required maintenance level, your broker issues a margin call. If you do not top up within the specified timeframe, the broker can forcibly sell your pledged shares at whatever the current market price is, regardless of whether you think it is the right time to sell.

MTF interest also accumulates daily. A stock that takes longer to move up than expected continues costing you interest every day it sits in your MTF position. A trade that seemed like it would work in a week but takes three months has accrued three months of interest cost, which can materially reduce or eliminate the profit on the eventual price move.

MTF interest rates as of 2026 range from approximately 9.75 percent per annum (for funded amounts above Rs. 25 lakh at some brokers) to 17.9 percent per annum (for smaller funded amounts). Groww revised its MTF rate to 14.95 percent per annum for all funded amounts as of June 2026. Rates vary by broker and are subject to change.

Use SLBM if:

• You already hold large quantities of Nifty 50 or Nifty 200 stocks with no plan to sell them in the near term.
• You want to earn additional income from your existing portfolio without increasing your risk exposure.
• You understand the tax treatment (business income) and are comfortable managing it.
• Voting rights on those holdings are not critical to you in the near term.

Use MTF if:

• You have high conviction in a specific stock or market opportunity that you want more exposure to than your current cash allows.
• You understand leverage and the forced square-off risk and have a clear exit strategy before the interest cost erodes the trade’s value.
• You can comfortably maintain the margin requirement and have funds available to top up if needed.
• Your holding period for the MTF position is short enough that interest costs remain a small fraction of the expected gain.

These two products do not compete. A long-term investor with a large blue chip portfolio could theoretically use SLBM on their idle holdings while also using MTF selectively for high-conviction short-term positions. The key is using each product for the purpose it is designed for, with full awareness of the cost and risk structure of each.

Frequently Asked Questions

What is the difference between SLBM and MTF?

SLBM and MTF involve your stock portfolio but work in opposite directions. In SLBM, you lend shares you already own and earn a fee from the borrower. In MTF, you borrow money from your broker to buy more shares and pay interest on the borrowed amount. SLBM is an income-generating tool for existing holders. MTF is a leverage tool for investors who want to buy more. SLBM does not increase your risk exposure. MTF amplifies both your potential gains and potential losses.

Is SLBM safer than MTF?

For the lender, SLBM is significantly lower risk than MTF. In SLBM, the clearing corporation guarantees the transaction using 100 percent collateral from the borrower. Your shares are returned at expiry. In MTF, you are the borrower. If the market moves against you and your margin falls below the maintenance level, your broker can forcibly sell your pledged shares without additional notice. MTF amplifies both gains and losses. SLBM does not increase your risk profile.

Can I use both SLBM and MTF at the same time?

Yes, technically. An investor could lend some idle long-term holdings through SLBM while maintaining separate MTF positions for specific short-term opportunities. However, lent shares are with the clearing corporation during the lending period and cannot simultaneously be used as collateral for MTF. You cannot double-use the same shares for both SLBM lending and MTF margin. Keep the two strategies on separate holdings.

What is the interest rate on MTF in India?

MTF interest rates vary by broker and the amount funded. As of 2026, rates range from approximately 9.75 percent per annum at some brokers for large funded amounts (Rs. 25 lakh and above) to 17.9 percent per annum for smaller funded amounts. Groww revised its rate to 14.95 percent per annum as of June 2026. Compare rates across brokers before using MTF, as the interest cost directly reduces the net profitability of the trade. MTF interest cannot be offset against capital gains for tax purposes.

Do I lose voting rights in SLBM or MTF?

In SLBM, you temporarily lose voting rights on lent shares during the lending period because the shares are with the clearing corporation. If the company holds an AGM or EGM during that period, you cannot vote. In MTF, you retain full voting rights on shares purchased through the facility because those shares are in your demat account in your name (pledged to the broker as collateral, but in your ownership). This is an advantage of MTF over SLBM specifically on the voting rights dimension.

What happens if I cannot meet a margin call on MTF?

If your MTF position falls below the maintenance margin requirement and you do not top up within the broker’s specified timeframe (typically 1 to 2 trading days), the broker has the right to forcibly square off your MTF position. This means they will sell your pledged shares at the current market price without your further instruction. SEBI mandates this as a risk management requirement. The forced sale may occur at a loss if the share price has fallen. This is one of the most significant risks in MTF.

Is MTF interest tax deductible in India?

No. MTF interest is treated as a financing cost and cannot be directly offset against capital gains from the shares purchased through MTF. It is not deductible as a business expense unless you are an active trader with F&O income where the overall business income approach applies. For most retail investors, MTF interest is a pure cost that reduces the net return on the MTF position without any compensating tax offset.