Definition
A trial balance is a report of every general ledger account and its ending balance at a given date. Debit balances are listed in one column and credit balances in another, and the totals must agree. Agreement shows the ledger is arithmetically in balance; it does not prove balances are correct or complete.
Why it matters in an audit or review
The trial balance is the anchor of the audit file. The auditor agrees it to the general ledger, maps each account to a lead schedule, and ties the financial statements back to it. Entries posted after the trial balance is first pulled, including after year-end close, should be identifiable by version or date. An out-of-balance or unmapped account is a signal of ledger problems, and the final trial balance has to agree to the financial statements.
Example
(Illustrative) A trial balance shows total debits of $2,418,600 and credits of $2,418,600. A misclassification, such as posting a $15,000 equipment purchase to repairs expense, would still balance. Only account analysis or vouching would find it.
Common mistakes
- Auditing from a PDF printed before late entries were posted.
- Ignoring accounts with small balances that net several large offsetting items.
FAQ
Does a balanced trial balance mean no errors?
No. Omitted transactions, wrong accounts, and equal offsetting errors all leave it balanced.
Sources
- AICPA, AU-C Section 500, Audit Evidence (information used as audit evidence)
- AICPA, AU-C Section 230, Audit Documentation
Definitions paraphrase AICPA and FASB guidance; read the standard itself before relying on a requirement. Example figures are illustrative. This page is guidance, not professional advice. Report an error