23-46
C23-5 (continued)
Situation III 3. (continued)
4. Additionally, the nature of and justification for the change is also disclosed in the notes to
the financial statements.
C23-6 (AICPA adapted solution)
1. A change from the sum-of-the-years-digits depreciation method to the straight-line
method for fixed assets is a change in accounting principle. The concept of consistency
presumes that an accounting principle, once adopted, should not be changed in
accounting for events and transactions of a similar type. A change is permissible only if
the enterprise justifies the preferability of an alternative acceptable accounting principle.
2. When pro forma disclosure is required for an accounting change, the pro forma amounts
C23-7
Note to Instructor: This case does not have a definitive answer. You may wish to provide
the following as an overview for your students. Although auditors are not explicitly required
to detect fraud, in the Enron case there is some evidence that Arthur Andersen was