12 CFR § 1274.1 - Definitions.
For purposes of this part:
Audit means an examination of the financial statements by an independent accountant in accordance with generally accepted auditing standards for the purpose of expressing an opinion thereon.
Audit report means a document in which an independent accountant indicates the scope the audit made and sets forth an opinion regarding the financial statement taken as a whole, or an assertion to the effect that an overall opinion cannot be expressed. When an overall opinion cannot be expressed, the reasons therefor shall be stated.