Statement on auditing standards, 009

              Statement on
Auditing Standards
Issued by the Auditing Standards Executive Committee
AICPA American Institute of
Certified Public Accountants
The Effect of an Internal Audit Function
on the Scope of the
Independent Auditor's Examination
( Supersedes Statement on Auditing Standards No. 1,
section 320.74)
1. The work of internal auditors cannot be substituted for the
work of the independent auditor; however, the independent auditor
should consider the procedures, if any, performed by internal audi­tors
in determining the nature, timing, and extent of his own audit­ing
procedures. This Statement provides guidance on the factors
that affect an independent auditor's consideration of the work of
internal auditors in an examination made in accordance with gener­ally
accepted auditing standards.
2. Internal auditors often perform a number of services for man­agement,
including, but not limited to, studying and evaluating
internal accounting control, 1 reviewing operating practices to pro­mote
increased efficiency and economy, and making special inquiries
at management's direction. This Statement is applicable to the inde-
1 See SAS No. 1, section 320.50, for an explanation of the two phases of the
study of internal accounting control.
Copyright © 1976 by the
American Institute of Certified Public Accountants, Inc.
1211 Avenue of the Americas, New York, N. Y. 10036
December 1975
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