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Professional negligence

Professional negligence is a failure to meet the applicable standard of professional care where the other legal elements needed for liability are established. A claim commonly involves duty, breach, causation and loss, though the exact tests and defences depend on jurisdiction. A poor outcome alone does not prove negligence.

Worked example

A court examines whether an auditor failed to perform required work and whether that breach caused a claimant’s loss under applicable law.

Common mistake

Missing a fraud or a company’s failure does not automatically establish that the auditor was negligent.

Where it appears in your exams

QualificationExamRelationshipPeriod
ACCA AAA (INT) Supporting September 2026–June 2027