Standard tick marks used in auditing provide abbreviated notations to footnote numbers in a column that were manually added, computations that were verified and amounts traced to the ledger balance, according to Accounting Tools. Assets confirmed, cancelled checks and supporting documents examined are also notated by standard tick marks.
Standard tick marks serve as evidence that the auditor has completed examinations of documents, financial statements and ledgers, according to Accounting Tools. The type of tick marks used vary by each auditing firm, and are used to compress space when describing actions that were taken by the auditor. Tick marks are used extensively during audits to improve the usability of the results.