Main / Glossary / Check Sub

Check Sub

Check Sub refers to a process in finance and accounting that involves verifying the correctness and accuracy of financial data, transactions, and records against supporting documents or underlying information. It is a crucial step in ensuring the integrity of financial statements, protecting against errors, fraud, and misrepresentation, and maintaining the overall financial health of an organization.


Check Sub is an important aspect of financial management, particularly in the fields of billing, accounting, corporate finance, business finance, bookkeeping, and invoicing. It involves systematically cross-referencing and reconciling financial information, such as invoices, receipts, bank statements, purchase orders, and payment records, to ensure that the recorded transactions match the actual activities and underlying documentation.

In a broad sense, Check Sub encompasses multiple sub-processes and activities that contribute to improving the accuracy and reliability of financial records. These include but are not limited to:

  1. Invoice Verification: Matching the details of invoices received from suppliers or service providers against purchase orders, delivery receipts, and other supporting documents. This helps to authenticate the legitimacy of the expenses, resolve discrepancies, and prevent fraudulent or unauthorized invoices from being processed for payment.
  2. Expense Reconciliation: Comparing the recorded expenses in an organization’s financial system with receipts, vouchers, and other evidence of expenditures. This ensures that the expenses have been duly authorized, accurately recorded, and allocated to the appropriate accounts or cost centers.
  3. Bank Reconciliation: Comparing the entries in a company’s bank statement with the corresponding transactions recorded in the general ledger. This process helps to identify any discrepancies, such as missing or duplicate transactions, bank charges, bank errors, or outstanding checks. By reconciling the balance per the bank statement with the balance per the company’s records, organizations can ensure the accuracy of their cash position and detect any potential fraud or irregularities.
  4. Internal Control Review: Assessing the effectiveness and adequacy of an organization’s internal control systems to ensure the integrity and reliability of financial information. This involves evaluating the design and implementation of internal control procedures, segregation of duties, authorization processes, and the overall risk management framework.
  5. Audit Trail Examination: Reviewing the supporting documentation, audit trails, and transaction logs to trace and verify the flow of financial information through various systems and processes. This helps to establish an accurate and verifiable path of transactions, ensuring transparency and accountability.

Check Sub plays a vital role in maintaining financial accuracy, transparency, and compliance with legal and regulatory requirements. It allows organizations to identify and rectify errors, detect potential fraudulent activities, and ensure the completeness and accuracy of financial statements. Moreover, it provides assurance to stakeholders, including investors, creditors, and government authorities, regarding the reliability of an organization’s financial information.

In conclusion, Check Sub is an essential process in finance and accounting that validates the accuracy and reliability of financial data against supporting documents, thereby safeguarding an organization’s financial health and integrity. By implementing robust Check Sub procedures, businesses can enhance transparency, minimize the risk of errors and fraud, and foster trust among stakeholders in their financial reporting.