Can an Invoice Be Rejected?

Can a customer reject an invoice?

A customer can reject or return an invoice when there is a problem that prevents it from being approved for payment. This is particularly common when businesses have an invoice approval process that requires billing information to be checked before payment is authorised.

An invoice being rejected does not necessarily mean that the customer is refusing to pay for the goods or services. The customer may simply require incorrect information to be corrected or missing information to be added before the invoice can continue through their payment process.

Finding out exactly why the invoice was rejected is therefore important before making changes or sending another invoice.

What is a rejected invoice?

A rejected invoice is an invoice that a customer or business cannot currently approve or process for payment.

The invoice may have been returned to the supplier because of an administrative mistake, incorrect charge, missing reference, billing disagreement, or another problem that needs to be resolved.

Depending on the reason for invoice rejection, the seller may need to correct the original billing information, provide additional documents, or contact the customer to clarify the charges.

Why would an invoice be rejected?

There are many reasons why an invoice may be rejected during the invoice approval process. Common reasons include:

• Incorrect customer or business details
• Incorrect invoice amount
• Missing purchase order number
• Incorrect purchase order number
• Duplicate invoice
• Incorrect quantities or rates
• Unexpected charges
• Incorrect tax information
• Missing supporting documents
• Services that do not match what was agreed
• Invoice sent to the wrong person or department

Incorrect information on an invoice

Incorrect information is one of the simplest reasons an invoice may be returned. A mistake involving the customer's name, billing address, invoice number, dates, item descriptions, quantities, rates, taxes, or final total can make an invoice difficult to approve.

Even a relatively small error can cause problems when the customer uses a structured accounting or purchasing process.

Reviewing the invoice carefully before sending it can help prevent avoidable invoice rejection and payment delays.

Invoices rejected because of purchase orders

Some businesses require suppliers to include a purchase order number on their invoices. The purchase order allows the customer to connect an invoice with an authorised purchase.

If the purchase order number is missing or incorrect, the accounts department may be unable to match the invoice with the original order. Differences between the invoice and purchase order may also need to be investigated.

When a customer provides a purchase order, suppliers should check that the correct reference is included before submitting the invoice.

Can an invoice be rejected because the amount is wrong?

Yes. An incorrect invoice amount can result in the invoice being rejected or returned for correction.

For example, the invoice may use the wrong hourly rate, contain an incorrect quantity, include a service that was not provided, apply the wrong discount, or calculate the final amount incorrectly.

Comparing the invoice with the original quotation, agreement, purchase order, timesheet, or other relevant records can help identify where the difference occurred.

Can duplicate invoices be rejected?

Yes. A customer may reject an invoice if it appears to be a duplicate of one that has already been received or processed.

Duplicate invoices can occur when the same invoice is accidentally sent several times or when a replacement invoice is created without making its purpose clear.

Using unique invoice numbers and keeping organised invoice records makes it easier for both the seller and customer to identify individual invoices.

What happens when an invoice is rejected?

When an invoice is rejected, it may be placed on hold or returned to the supplier instead of moving forward for payment.

The customer may provide a reason for the rejection and explain what needs to be corrected. The supplier can then review the invoice and any supporting records before deciding what changes are necessary.

Once the problem has been resolved, the corrected invoice or appropriate replacement document can be sent back to the customer for review.

What should you do if an invoice is rejected?

If a customer rejects an invoice, work through the problem systematically rather than immediately creating another invoice. Useful steps include:

• Ask why the invoice was rejected
• Check the original invoice
• Compare the invoice with the agreed work or order
• Review purchase order information
• Check quantities, rates, taxes, and totals
• Gather any required supporting documents
• Correct genuine mistakes
• Send the corrected information to the correct contact

How do you correct a rejected invoice?

How a rejected invoice should be corrected depends on the problem and the accounting requirements that apply to the transaction.

For a simple invoice that has not been processed, the customer may ask for corrected billing information. In other circumstances, established accounting records may require a different correction method rather than simply replacing an existing document.

Businesses should maintain clear records of corrections so that the original transaction, changes made, and final amount due can be understood.

Can you resubmit a rejected invoice?

A rejected invoice can often be resubmitted after the problem that caused the rejection has been resolved.

Before resubmitting it, check that every requested correction has been made and that any required supporting documents are included. Sending the invoice back without fixing the original problem may create another delay.

It is also important to send the corrected invoice to the appropriate billing contact, finance department, or accounts payable team.

Rejected invoice vs disputed invoice

A rejected invoice and a disputed invoice can overlap, but they do not always describe the same situation.

Invoice rejection can result from an administrative problem such as a missing purchase order number, incorrect billing address, duplicate invoice, or missing document. An invoice dispute more commonly involves disagreement about the amount owed, quality of work, services provided, or another part of the transaction.

Identifying whether the problem is administrative or a genuine payment dispute can help determine what should happen next.

Rejected invoice vs unpaid invoice

A rejected invoice is also different from an invoice that has simply not been paid yet.

An unpaid invoice may have been accepted and approved but still be waiting for its payment due date or the customer's scheduled payment run. A rejected invoice has a problem preventing it from progressing normally towards payment.

Suppliers should therefore find out the status of the invoice before assuming that a late payment is the result of invoice rejection.

How to prevent invoices from being rejected

Many invoice rejection problems can be prevented by checking the invoice and customer requirements before it is sent. Before submitting an invoice, consider checking:

• Customer name and billing address
• Invoice number and invoice date
• Purchase order references
• Product and service descriptions
• Quantities and rates
• Tax calculations
• Discounts and additional charges
• Payment terms
• Final balance due
• Required supporting documents
• Correct billing contact

Use clear invoice descriptions

Clear descriptions make it easier for the customer to compare an invoice with the goods or services they received.

Instead of using a vague description such as "work completed", provide enough information to identify the service or project being billed. Where appropriate, separate different services, materials, quantities, or stages of work into individual line items.

Clear descriptions can reduce questions during invoice approval and make unexpected differences easier to identify.

Keep records of rejected and corrected invoices

Keeping organised invoice records can help when an invoice is rejected and needs to be investigated.

Businesses may keep copies of invoices, purchase orders, quotations, contracts, timesheets, delivery records, client approvals, correspondence, and relevant correction documents.

These records can help explain what was originally agreed, why an invoice was changed, and which version ultimately progressed towards payment.

Create clear invoices for customer approval

Creating an accurate and easy to understand invoice can reduce unnecessary questions during the approval process.

InvoiceAtlas lets businesses, freelancers, and contractors create professional invoices containing customer information, invoice numbers, item descriptions, quantities, rates, taxes, discounts, payment terms, notes, and final totals.

Once completed, the invoice can be downloaded as a PDF and sent to the customer for approval and payment.