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Section 143: Guarantee obtained by concealment, invalid

Indian Contract Act • Official Statutory Text & Practice Guide

Statutory Regulation
Legal Standard
Competent Court / Tribunal
Act 1872
Section 142 All 266 Sections of Indian Contract Act Section 144

Legal Commentary & Landmark Judgments: Section 143

Section 143 of the Indian Contract Act, 1872 invalidates any guarantee obtained by the creditor by means of keeping silence as to material circumstances relating to the transaction. While contracts of guarantee are not strictly contracts uberrimae fidei (of utmost good faith), Section 143 imposes a positive duty on the creditor to disclose extraordinary, unusual, or unexpected facts known to the creditor that materially alter the surety's risk.

  • Material Circumstance Defined: A circumstance is material if it is one which the surety would not naturally expect to exist, or which fundamentally alters the character of the credit risk the surety is undertaking.
  • Intentional Silence or Active Concealment: The creditor must have kept silence regarding facts within its knowledge that it had an equitable duty to reveal (e.g. prior embezzlement by the debtor, preexisting unserviceable bad debts, secret side-agreements).
  • Statutory Invalidation: The failure to disclose invalidates the guarantee in its entirety, relieving the surety from all liabilities thereunder.
Key Landmark Precedents:
  • State of Maharashtra v. M.N. Kaul AIR 1967 SC 1634: The Supreme Court emphasized the strict construction of guarantee contracts, affirming that concealment of material circumstances altering the terms or obligations between the creditor and principal debtor invalidates the surety's undertaking.
  • Syndicate Bank v. Vijay Kumar (1992) 2 SCC 330: The Supreme Court discussed banking disclosures and duties, noting that while routine commercial risks need not be volunteered, concealment of unusual bilateral arrangements between lender and borrower vitiates the surety's consent.
Courtroom Practice & Strategic Litigation Guidance:

In commercial litigation, examine whether the bank concealed from the guarantor that the new credit facility was sanctioned solely to adjust pre-existing non-performing asset (NPA) accounts of the borrower (evergreening). If the bank suppressed prior defaults and diverted the funds internally to square off old loans, plead Section 143 to avoid the guarantee entirely.

Section 142 All 266 Sections of Indian Contract Act Section 144