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Glossary · Bookkeeping & QuickBooks term

Accounts receivable

The money your customers owe you for goods or services already delivered but not yet paid — an asset on your balance sheet until the cash arrives.

In plain terms

What accounts receivable means.

Accounts receivable (AR) is the total amount your customers owe you for goods or services you have already delivered or invoiced but not yet been paid for. It is recorded as a current asset on the balance sheet, because it represents cash you expect to collect.

On accrual-basis books, revenue is recorded when you invoice (earn) it — which creates the receivable — and the receivable clears when the customer pays. AR is tracked per customer and per invoice, and grouped by how overdue it is in an “aging” report.

Why it matters

AR aging is a cash-flow early-warning.

A growing or aging accounts-receivable balance is one of the earliest signals of a cash problem: the business is profitable on paper but the money is stuck in unpaid invoices. The AR aging report — current, 1–30, 31–60, 61–90, 90+ days — tells you exactly which customers are slow and how much cash is tied up.

Accurate AR depends on accurate books: if invoices and payments aren’t recorded and matched correctly, the aging report lies. That’s why AR clean-up — matching payments to invoices, writing off truly uncollectible balances — is a common part of a cleanup.

How it works

How accounts receivable works.

AR lives in two places at once, and that is the source of nearly every AR problem we are called about. The aging report is a sub-ledger built from open invoices, customer by customer. The balance sheet carries a single Accounts Receivable control account. In a healthy file those two agree to the penny on every close date. When they do not, one of them is lying and it is usually not the bank.

The check takes a minute: run the A/R Aging Summary as of the last day of the period, run the Balance Sheet as of the same date, and compare the aging total to the Accounts Receivable line. Same date, both reports on the same basis — accrual, not cash, because on a cash basis AR should be zero and a non-zero balance is itself the finding.

A common confusion

Accounts receivable vs. accounts payable.

They are mirror images. Accounts receivable is money owed to you (an asset). Accounts payable is money you owe others (a liability). One customer’s receivable is its vendor’s payable.

Quick answers

Accounts receivable questions.

Why doesn’t my AR aging match the balance sheet?
Because something has been posted to the Accounts Receivable account without going through an invoice. The six usual causes, in the order we find them: a journal entry posted directly to A/R (the most common by a distance — it moves the control account and the aging report never sees it); a payment recorded as a deposit instead of being received against the invoice, which leaves the invoice open and double-counts the cash; an unapplied credit or customer prepayment sitting in A/R with no invoice to clear; reports run on different dates or a different basis, which is not a real difference at all; a damaged or misdated transaction from a migration; and a second A/R-type account that the aging report does not include.
Can I fix an AR mismatch with a journal entry?
Almost never, and it is the fix that creates next quarter’s problem. A journal entry moves the control account and leaves the aging report untouched, so the two agree in total while the customer detail underneath stays wrong — and the invoice you actually needed to clear is still open. The repair is transaction-level: find what was posted outside the invoice workflow and re-post it through the workflow.
Should accounts receivable ever be negative?
A negative total almost always means unapplied payments or credit memos exceeding open invoices — usually customer prepayments taken before the invoice existed. It is not wrong to hold a customer deposit; it is wrong to hold it in A/R. It belongs in a liability account until the work is delivered and the invoice raised.
What does an AR balance that never moves mean?
Invoices that have aged past 90 days and stopped changing are, in practice, a collection decision that has not been made. They inflate the asset side of the balance sheet and overstate what the business is worth. Either they are collectible and someone needs to chase them, or they are not and they need writing off — see write-off.
Does AR exist on cash-basis books?
It should not. On a cash basis revenue is recorded when the money arrives, so there is nothing to be owed. A cash-basis balance sheet showing a non-zero Accounts Receivable is a reporting-basis problem, not a collection one — usually a file switched between bases, or a report run on the wrong basis.
How far back does an AR clean-up have to go?
To the last close where the aging report and the balance sheet genuinely agreed. That is the anchor, and finding it is the first thing we do — there is no point correcting this quarter on top of a difference that started two years ago. If they have never agreed, the anchor becomes the opening balance and the work is a cleanup rather than a correction.

Published: 2026-06-17Updated: 2026-09-11

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Is your AR aging report trustworthy?

A Certified ProAdvisor checks whether payments are matched to invoices and what’s really collectible — with a written fixed-fee scope to clean it up.

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