Vendor Credit: What It Is and How to Apply a Credit Memo

A vendor credit is an amount a supplier owes back to you, usually because you returned goods, were overcharged, or earned a rebate. The supplier documents it with a credit memo, and you record it as a reduction of what you owe that vendor. Rather than send you cash, most suppliers expect you to apply the credit against your next invoice, so it lowers your next payment instead of arriving as a refund.

Vendor credits are one of the quietest sources of lost money in accounts payable. A credit memo lands in an inbox, no one applies it, and a few weeks later the account is paid in full as if the credit never existed. Handled well, credits are found money. Handled poorly, they age off and the vendor keeps the difference. Here is exactly what a vendor credit is and how to record and apply one correctly.

What is a vendor credit?

A vendor credit, sometimes called a supplier credit or credit on account, is a reduction in the amount you owe a vendor. It represents value the vendor owes back to you after an invoice has already been issued or paid. Because it reduces a liability rather than adding one, a vendor credit is the opposite of a bill: where an invoice increases accounts payable, a vendor credit decreases it. It stays on the vendor's account as available credit until you use it.

What is a vendor credit memo?

A vendor credit memo (or credit note) is the document the supplier issues to prove the credit. It looks like an invoice in reverse: it references the original invoice or purchase order, lists the items or amounts being credited, and shows a negative or credit total. The credit memo is your source document, the same way an invoice is. You should match it to the original transaction, verify the amount, and file it with the same rigor you apply to a bill, because it directly changes what you pay.

Common reasons vendors issue credits

• Returned goods. You sent back damaged, defective, or excess inventory and the vendor credits the value.
• Overbilling or a pricing error. The invoice charged more than the agreed price, quantity, or contract rate.
• Short shipment. You were billed for items that never arrived.
• Volume rebates and allowances. You hit a purchase threshold and earned a rebate, or negotiated a promotional allowance.
• Duplicate charge. The vendor billed the same item twice and issues a credit to fix it.
• Goodwill or service failure. A credit to make up for a late delivery or a quality problem.

How to record a vendor credit

Recording a vendor credit reverses part of the original entry. Because you owe the vendor less, you debit accounts payable to reduce the liability, and you credit whatever account the original cost hit, typically inventory, purchases, or an expense. Say you returned $800 of defective inventory to a supplier:

If the credit is for an overcharge on an expense you already booked, you would credit that expense account instead of inventory. The effect is the same: your payable to that vendor drops by $800, and the credit sits on the account ready to apply.

How to apply a vendor credit to an invoice

Applying the credit is where the cash saving actually happens. When the vendor's next invoice comes in, you offset it with the open credit and pay only the net. Suppose you have that $800 credit and the next invoice is $3,000. You apply the credit, and the payment run releases $2,200:

The best practice is to apply a credit the moment it is verified, not to leave it sitting on the account. Open credits that are never applied are one of the most common types of vendor money that goes unrecovered, and if the relationship ends they can be hard to claim back. Credit memos usually land in your inbox as an emailed PDF, so many teams pull the details straight out of the email rather than rekey them, then match the credit to the original invoice automatically.

Vendor credit vs refund

A vendor credit reduces a future payment; a refund returns actual cash. Most suppliers default to a credit because it keeps the money in the relationship and avoids a cash transfer. You would ask for a refund instead of a credit when you do not expect to buy from the vendor again, when the credit is large and would take a long time to work off, or when your cash position matters more than the convenience. If you take a refund, you debit cash and credit the expense or inventory account rather than touching accounts payable.

How AP automation stops credits from slipping away

The reason credits get lost is that they arrive through the same crowded inbox as invoices and depend on a person remembering to link them. Automating that link is the fix. Our invoice processing software captures credit memos alongside invoices, matches each credit to its original invoice or purchase order, and holds it against the vendor account so it is automatically netted into the next payment run. Nothing ages off because a memo got buried, and your payment to each supplier is always the correct net amount. That also protects you from the mirror-image risk, paying an invoice you have already credited, which is a common form of overpayment.

Related reading: debit memo vs credit memo, invoice reconciliation, and duplicate invoice detection.

Frequently asked questions

Is a vendor credit a debit or a credit to accounts payable? A vendor credit is a debit to accounts payable, because it reduces the liability you owe the supplier. The offsetting credit goes to whatever account the original charge hit, such as inventory, purchases, or an expense.

What is the difference between a vendor credit and a debit memo? A vendor credit (credit memo) is issued by the supplier to reduce what you owe them. A debit memo is issued by you, the buyer, to notify the vendor that you are reducing what you will pay, for example after a short shipment. They can describe the same dispute from opposite sides.

How do I apply a vendor credit in QuickBooks Online? Enter the credit under Vendor Credit with the vendor and the account it affects, then apply it when you pay bills by selecting the credit in the payment window so it reduces the amount due. Verify the credit matches a real credit memo before applying it.

Do vendor credits expire? It depends on the supplier's terms. Many credits have no formal expiration and sit on the account indefinitely, but some carry a use-by date, and a credit is only as collectible as the relationship. Applying credits promptly is the safest approach.

Can a vendor credit be refunded as cash? Yes, if the vendor agrees. You would request a cash refund instead of applying the credit, which the vendor pays out, and you record it by debiting cash rather than reducing a future payable. Suppliers usually prefer to issue a credit against future purchases.