As per Section 78(2) of the BSA 2023, presumption about the officer signing or certifying a document is:
Explanation & Strategy
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This is a 'presumption of regularity' in official acts — the legal system assumes that public officers act within their authority unless proven otherwise. Section 78(2) creates a rebuttable presumption that the signing officer genuinely held the official position they claim. The burden shifts to the party challenging the document to prove that the officer lacked authority. This facilitates the admissibility of official documents without requiring the state to prove every officer's credentials every time.
The text reads: Section 78(2) BSA: The court shall presume that the officer who signed or certified a document held the official character which he claims at the time of signing.
BSA S.78(2) carries forward the presumption of regularity from Evidence Act S.79.