Guarantor not liable for over-drawn loan above sanctioned limit 2026

You stood guarantor for a ₹4,00,000 loan. The bank now sends a notice for ₹9,20,000 because the borrower kept overdrawing the account. You owe ₹4,00,000 plus interest, not the rest. The excess was advanced without your consent, so the law sets it aside.

Short on time? Jump to the comparison table below to see what the bank demands versus what you legally owe, then file the sample RTI to get the sanction letter and account statement.

Rakesh Verma signed as guarantor for his friend's cash-credit loan in 2021. The sanction letter said the limit was ₹4,00,000. Rakesh signed a guarantee deed for that amount and nothing more.

Over the next two years the bank kept honouring withdrawals well past the limit. Nobody asked Rakesh. The borrower defaulted with an outstanding of ₹9,20,000, including the over-drawn sums and interest piled on top.

The recovery notice landed on Rakesh. It demanded the full ₹9,20,000 and threatened to attach his house. Here is the arithmetic of what he actually owes.

The figures are illustrative. The principle is not. Rakesh is liable for the ₹4,00,000 he guaranteed plus interest on that sum. The ₹3,40,000 the bank advanced beyond the limit, and any interest on it, falls away because he never agreed to it.

A contract of guarantee has three parties under Section 126 of the Indian Contract Act, 1872: the principal debtor, the creditor, and the surety, also called the guarantor. Section 128 says the surety's liability is the same as the principal debtor's, unless the contract says otherwise.

But that liability is fixed by what you actually agreed to guarantee. Section 133 is the key. It says any variance made in the terms of the contract between the creditor and the principal debtor, without the surety's consent, discharges the surety as to transactions made after the variance.

Letting a borrower draw beyond a sanctioned limit is exactly such a variance. The original bargain was a ₹4,00,000 facility. Quietly extending credit beyond it changes the terms. If you did not consent, you are not bound by the excess.

Two related sections protect a surety further. Section 134 discharges the surety if the creditor releases the principal debtor or does an act that discharges the debtor. Section 139 discharges the surety if the creditor does something inconsistent with the surety's rights, or fails to do a duty owed to the surety, and this impairs the surety's eventual remedy against the debtor.

In Bhagyalaxmi Co-Operative Bank Ltd v. Babaldas Amtharam Patel through legal representatives, 2026 INSC 205, decided on 27 February 2026, the borrower had overdrawn beyond a sanctioned limit of ₹4,00,000 without the sureties' consent.

The Supreme Court held that under Section 133, the sureties were liable only to the extent of ₹4,00,000 with applicable interest, and not for the amount overdrawn without their consent. The Court rejected the High Court view that a guarantor must be liable for the entire amount or for nothing at all. Liability is capped at what was guaranteed, not at zero and not at the inflated total.

This matters because banks routinely send recovery notices for the full outstanding, including over-drawn sums. The judgment confirms that a guarantor can lawfully refuse the excess while accepting the sanctioned portion.

1. Read the demand notice. Note the total claimed and the date. Do not ignore it. Silence can lead to attachment of your assets.
2. Get the sanction letter. This is the single most important document. It states the limit you guaranteed. If the bank will not share it, file the RTI below for a public sector or co-operative bank.
3. Get the full account statement. Ask for the statement from the date the loan was disbursed. Match every debit against the sanctioned limit to find the over-drawn portion.
4. Find your guarantee deed. Check the exact amount and terms you signed for. A guarantee for a specific sum does not stretch to cover later excess.
5. Calculate what you actually owe. Sanctioned principal plus interest on that principal. Exclude every rupee advanced beyond the limit and the interest on it.
6. Reply in writing. Tell the bank you accept liability up to the sanctioned amount and dispute the excess, citing Section 133 of the Indian Contract Act, 1872, and 2026 INSC 205. Send by registered post or email and keep proof.
7. Escalate if pushed. If the bank files for recovery or starts a SARFAESI auction, raise the Section 133 defence before the Debts Recovery Tribunal or the relevant forum. See our guide on a bank auction notice and borrower action.

• The loan sanction letter showing the sanctioned limit.
• The guarantee deed or surety agreement you signed.
• The full loan account statement from disbursement to date.
• The bank's recovery or demand notice.
• Any written communication where the bank asked your consent to raise the limit, or proof that it never did.
• Your KYC and identity proof, in case you need to file in a tribunal.

• Paying the full demand out of fear. You can refuse the over-drawn excess under Section 133. Pay only what you guaranteed.
• Ignoring the notice. Non-response lets the bank proceed to attachment. Always reply in writing, even to dispute.
• Assuming it is all or nothing. The Supreme Court in 2026 INSC 205 rejected that. Your liability is capped at the sanctioned sum plus interest.
• Not getting the sanction letter and statement. Without these you cannot prove the over-drawn portion. Use RTI for public and co-operative banks.
• Signing an open-ended guarantee. A guarantee for “all sums” is wider than one for a fixed limit. Always check the exact wording before you sign.
• Confusing this with insolvency. A personal guarantor can also face proceedings under the insolvency code. See personal guarantor insolvency under the IBC for that separate track.

Use this for a public sector bank, a regional rural bank, or a co-operative bank that is a public authority. Private banks are usually outside the RTI Act, so send the same request as a normal written demand for documents.

To,
The Public Information Officer
[Name and branch of the bank]
[Address]

Subject: Request for information under the Right to Information Act, 2005

Sir / Madam,

I, [Your name], stood as guarantor for the loan account number
[account number] in the name of [borrower name] at your branch.
Under Section 6 of the Right to Information Act, 2005, please provide:

1. A certified copy of the loan sanction letter for the above
   account, showing the sanctioned limit and date of sanction.

2. The complete loan account statement from the date of first
   disbursement to date, showing every debit and credit.

3. Copies of any document by which the sanctioned limit was
   enhanced, and any written consent obtained from me as guarantor
   for such enhancement.

4. A copy of the guarantee deed or surety agreement signed by me.

I am enclosing the application fee of ₹10. If any part of this
information is held by another public authority, please transfer
that part under Section 6 of the Act and inform me.

Please provide the information within 30 days as required by
Section 7 of the Right to Information Act, 2005.

Yours faithfully,
[Signature]
[Name]
[Address and phone]
[Date]

If you get no reply in 30 days, or an evasive one, file a first appeal to the bank's First Appellate Authority within 30 days of that deadline. You can draft both quickly with the AI RTI Drafter or check your wording with the RTI Assistant.

No, not for sums advanced beyond the sanctioned limit without your consent. Under Section 133 of the Indian Contract Act, 1872, allowing a borrower to overdraw past the agreed limit is a variance in the contract terms. The Supreme Court in 2026 INSC 205 held that the guarantor is liable only for the sanctioned amount plus applicable interest, and not for the over-drawn excess. You can accept the sanctioned portion and refuse the rest in writing.

Section 133 says that any change in the contract terms between the bank and the borrower, made without the guarantor's consent, discharges the guarantor for transactions after that change. When a bank lets a borrower draw beyond the sanctioned limit, it changes the deal you agreed to. So you are released from the excess. You still owe the amount you originally guaranteed, with interest on that amount.

No. The Supreme Court in 2026 INSC 205 specifically rejected the all-or-nothing view. You remain liable for the originally sanctioned amount plus applicable interest. Only the over-drawn excess that was advanced without your consent falls away. So a guarantor for a ₹4,00,000 limit still owes that ₹4,00,000 with interest, but not the sums the bank advanced over the limit on its own.

Get two documents: the sanction letter, which states the limit, and the full account statement, which shows every withdrawal. Compare them. Any balance drawn above the sanctioned figure is the over-drawn excess. For a public sector or co-operative bank you can demand both through an RTI application to the Public Information Officer. Keep the bank's reply as evidence for any tribunal or recovery proceeding.

Yes. Section 133 limits how much you owe when a bank overdraws past the sanctioned limit. Insolvency proceedings against a personal guarantor under the Insolvency and Bankruptcy Code are a separate process before the National Company Law Tribunal. The Section 133 cap on the over-drawn excess can still be argued there, but the forum and procedure differ. See our guide on personal guarantor insolvency.

• Pull out your guarantee deed and note the exact amount you signed for.
• Send a one-line written request to the bank for the sanction letter and full account statement, or file the RTI above.
• Draft a holding reply to any demand notice: state you accept liability up to the sanctioned amount and dispute the excess under Section 133.
• Save copies of every document and every email in one folder.
• Read what to do on a bank auction notice if a SARFAESI step has started.

• Bhagyalaxmi Co-Operative Bank Ltd v. Babaldas Amtharam Patel through legal representatives, Supreme Court of India, 2026 INSC 205, dated 27 February 2026.
• The Indian Contract Act, 1872: Section 126 contract of guarantee, Section 128 surety's liability, Section 133 discharge by variance, Section 134, and Section 139.
• The Right to Information Act, 2005: Section 6 and Section 7.

• Personal guarantor insolvency under the IBC and NCLT
• Bank auction notice: what a borrower can do
• AI RTI Drafter to write your application
• RTI Assistant to check your wording
• The RTI Playbook