Summary of Auditing Standards 620 Using the work of Expert
a. An expert is person who possesses special skill, knowledge and experience in a particular
field, other than accounting and auditing
b. Determining the need to use the work of an expert Materiality or Complexity of an item..
c. Pre Precautions: Whenever an auditor decides to rely on the work of an expert he should
satisfy himself regarding the experts skill and competence by considering his professional
qualification, experience and reputation in the field in which the auditor is seeking evidence.
d. Post Precautions: The auditor should seek reasonable assurance that the expert's work
constitutes appropriate audit evidence in support of the financial information. For this
purpose, the auditor should consider whether the expert has used the source data, which
are appropriate in the given circumstances. He should also obtain in writing, the various
assumption and methods used by the expert to determine that they are reasonable.
e. Even after performing necessary audit procedures, the auditor concludes, that the work of the
expert is inconsistent with the information in the financial statement or the work of expert does
not constitute appropriate audit evidence, he should express a qualified opinion, a disclaimer of
opinion or an adverse opinion, as appropriate.
f. Reference to Expert in an Audit Report – In case of Qualified Opinion, the work of that expert
may be referred to / describedView Summary of Other Standards
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