Section 13 of Bharatiya Sakshya Adhiniyam, 2023: Facts bearing on question whether act was accidental or intentional

Bharatiya Sakshya Adhiniyam, 2023 • Official Statutory Text & Practice Guide

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Act 2023
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Legal Commentary & Landmark Judgments: Section 13

Section 13 codifies the 'doctrine of system', permitting evidence of a series of similar occurrences to disprove accident or mistake and establish intentional design or guilty knowledge.

  • Evidentiary Proof & Admissibility: As a foundational tenet of criminal justice, evidence that an accused committed other uncharged offences is excluded to prevent undue prejudice.
  • Operational Evidentiary Proof & Admissibility: Section 13 establishes a vital statutory exception: where the defence raises the plea that an act was accidental, inadvertent, or done under a bona fide mistake, the prosecution is permitted to tender evidence proving that the act formed part of a recurring series of similar occurrences involving the same person.

The recurrence of identical, advantageous transactions negates the probability of accident, establishing an underlying deliberate pattern.

The application of this section is subject to strict judicial limits: similar fact evidence cannot be introduced to prove the physical commission of the act itself (the actus reus). It is admissible only after the physical act has been independently established by credible evidence, whereupon the similar occurrences are considered solely to determine whether the act was executed with criminal intent or guilty knowledge.

Key Landmark Precedents:
  • Makin v. Attorney General for New South Wales [1894] AC 57: The Privy Council formulated the canonical doctrine of similar fact evidence, holding that evidence of other infant deaths occurring under identical circumstances was admissible to rebut the defence of accidental death.
  • State of U.P. v. Babu Ram (2000) 4 SCC 515: The Supreme Court reiterated that evidence of a systematic series of fraudulent transactions is admissible under this provision to destroy the plea of innocent oversight or accidental bookkeeping errors.
Legal Commentary:

Section 13 is a decisive investigative and prosecutorial tool in financial fraud, cyber-scams, and insurance arson trials. When an accused claims an erroneous bank transfer or unauthorized access was an isolated technical glitch, prosecutors can introduce evidence of repeated similar transactions across accounts to establish coordinated, intentional criminality.