A banking and financial system concept defining how credit is originated, funded, and managed within regulated intermediaries. It governs credit quality measurement, capital and liquidity requirements, and the flow of payments and securities settlement. It does not prevent losses and depends on underwriting standards, diversification, and effective controls to remain resilient. It supports stability and allocation of credit by aligning risk-taking with capital, liquidity, and operational safeguards. The concept is generally stable, though regulation and market infrastructure evolve over time.

Principle

Match external evidence (bank statement) to internal records (cash ledger) and investigate every unexplained variance until it is explained, documented, or properly adjusted in the books.

Demonstration

A mid-sized retailer compares the month-end general ledger cash balance to the bank statement and finds outstanding checks, a deposit in transit, a bank service charge not yet recorded, and a returned item; the controller posts the bank fee and records a correcting entry for a misposted receipt.

Misapplication

Treating reconciliation as a mere balancing exercise by creating adjusting journal entries to force totals to match without documenting source items or validating bank-originating transactions, thereby masking errors or fraud.

Consequence

When performed correctly, bank reconciliation produces a defensible cash position, surfaces errors or fraud, ensures proper recording of bank items and fees, and supports reliable financial reporting and cash forecasting.

Reversal

Ignoring reconciling items or accepting unreconciled differences as immaterial without investigation, which produces unreliable cash balances and increased risk of undetected theft or reporting errors.

Boundary

Applies to cash and bank accounts and to related trust or custodial bank accounts; it does not itself reconcile non-cash ledger accounts (except when they represent bank-held assets) nor substitute for audit procedures or intercompany reconciliations.

Semantic Tension

Tension exists between a narrow technical reconciliation (mathematical matching of balances) and a forensic reconciliation (investigating root causes and control failures); both aim to align records but differ in depth and intent.

Synthesis

Bank reconciliation is the routine control activity of aligning the organization's cash ledger with the bank's record by identifying and resolving timing differences, errors, and bank-originated items to assure the integrity of reported cash.