To Do an Audit, It Is Necessary for There to Be

Essay

To do an audit, it is necessary for there to be information in a verifiable form and some criteria by which the auditor can evaluate the information. (A) What information and criteria would an independent public accounting firm use when auditing a company's financial statements? (B) What information and criteria would a taxation auditor use when auditing that same company's tax return? (C) What information and criteria would an internal auditor use when performing a performance audit to evaluate whether the company's computerised payroll processing system is operating efficiently and effectively?