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What is bank reconciliation and why is it important?

Bank reconciliation is the process of comparing your internal accounting records against your bank statement to make sure they match. You’re verifying that every transaction in your books appears on your bank statement, and every transaction on your bank statement appears in your books.

The basic process works like this. You start with the ending balance from your bank statement. Then you adjust for transactions that have hit your books but haven’t cleared the bank yet, like checks you’ve written that haven’t been cashed. You also add any transactions that hit the bank but aren’t recorded in your books yet, like bank fees or interest earned. After these adjustments, the number should match what’s in your accounting software. If it doesn’t, something is wrong somewhere.

Reconciliation catches errors before they compound. A duplicate payment to a vendor, a missing customer deposit, a transaction coded to the wrong account. These mistakes are easy to spot when you reconcile monthly. Wait six months and you’ll spend hours hunting down a discrepancy that originated back in January.

It also catches fraud. Unauthorized transactions, forged checks, or employee theft often show up first as unexplained differences during reconciliation. The sooner you catch these, the easier they are to address and the less money you lose.

Accurate financial statements depend on reconciliation. If your bank account doesn’t reconcile, your books are unreliable. You might think you have more cash than you actually do, which leads to bad decisions about spending, hiring, or taking on projects you can’t afford.

Reconcile monthly at minimum. If your business has high transaction volume, consider weekly reconciliation. The more transactions you process, the more opportunities for errors, and the harder it becomes to track down problems after time passes.

When your accounts don’t reconcile, don’t just force the number with a “reconciliation adjustment.” That’s papering over a problem. Find the actual discrepancy. Common culprits include timing differences, data entry errors, missing transactions, or items coded to the wrong account.

Most small business owners either skip reconciliation entirely or do it inconsistently. This is one of those boring tasks that seems optional until you discover a significant error that’s been sitting unnoticed for months. By then, fixing it takes far more time than staying current would have.

If reconciliation feels overwhelming or you’re consistently behind, that’s a sign to get help. Ongoing bookkeeping includes bank reconciliation as a core component, so your accounts stay accurate without you having to think about it. Merrimack Valley bookkeepers who handle this regularly can spot patterns and issues faster than someone doing it occasionally on their own.

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Vast Accounting provides bookkeeping, payroll, and fractional CFO services for small businesses across the Merrimack Valley and Greater Boston. We combine 15+ years of hands-on finance experience with a genuine commitment to helping local businesses succeed.

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