There are two ways to build a statement, and picking the wrong one for a customer produces a document they cannot reconcile. An open item statement lists what is unpaid. A balance forward statement shows the whole period’s movement.
Side by side
| Open item | Balance forward | |
|---|---|---|
| Lists | Only unsettled invoices | Everything in the period |
| Starts with | Nothing, just the open items | An opening balance |
| Best for | Business customers paying invoice by invoice | Accounts paying a rolling balance |
| Length | Short | Grows with activity |
| Easier to reconcile when | Payments match specific invoices | Payments are round sums on account |
Open item, in practice
STATEMENT OF ACCOUNT Date: 1 September 2026
Account: Acme Trading Co
Outstanding items
Date Reference Description Amount
22 Aug INV-2026-0042 Sprint work 458,400
25 Aug CN-0007 Credit, 3 units (4,950)
Balance outstanding 453,450Short, and every line is actionable. Anything settled has dropped off entirely.
This is what most business customers want, because their own system holds each invoice separately and they are approving them one at a time.
Balance forward, in practice
STATEMENT OF ACCOUNT Date: 1 September 2026
Account: Riverside Clinic Period: August 2026
Balance brought forward 86,200
04 Aug INV-2026-0038 August supplies 19,800
18 Aug REC-0184 Payment, thank you (86,200)
22 Aug INV-2026-0041 Consumables 31,400
Balance carried forward 51,200Longer, but it shows the whole movement. It suits customers who pay a round sum monthly without allocating it to specific invoices, because the arithmetic is the only way to see where they stand.
How to choose
Ask them, or infer from how they pay.
- Payments that exactly match invoice totals: open item.
- Payments that are round numbers, or cover several invoices at once: balance forward.
- A customer who keeps asking which invoice a payment was for: balance forward, and it will stop.
If you are unsure, open item is the safer default. It is shorter, and a customer who wants the full picture will ask.
Do not switch mid-year without saying
Changing format without warning produces a statement that looks like it contradicts the last one. If you switch, say so on the document:
This statement now lists open items only. Settled invoices no longer appear.
One line, and nobody spends an afternoon looking for a missing entry.
Credits and payments in both
Whichever you use, credit notes and payments both reduce the balance and both need a reference. A credit with no reference is the most commonly queried line on any statement.
What neither format changes
Neither is a demand for payment, neither can be used to claim tax, and neither replaces the underlying invoice. Those hold regardless of layout.
Next
For the document in general, see how to write a statement of account. For a reusable layout, see a statement of account template. Or open the statement generator.