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Recovering VAT from Unpaid Invoices: A Practical Guide

💬 Here's everything you need to know about recovering VAT from unpaid invoices

❓ Is it possible to recover VAT from an unpaid invoice?

Yes. The law allows you to recover the VAT charged when an invoice has not been paid, provided that the requirements and deadlines established by tax regulations are met.

It depends on the type of business:

— Businesses with normal transaction volumes: 6 months from the due date.

— Businesses with low transaction volume: 1 year.

In both cases, the invoice must remain unpaid after that period.

The debt must be recorded in the accounting books, the non-payment must be genuine and undisputed, and it must have been claimed through legal proceedings or by means of a notarial demand, among other formalities required by the tax authorities.

By issuing a corrective invoice that reverses the charged VAT and subsequently notifying the Tax Agency. This process must be completed within the time limits established by law.

The company will lose the right to recover the VAT and will have to treat that cost as a loss, which directly affects its cash flow and financial results.

Yes, but the procedure changes. The recovery must be made within the established timeframe following the publication of the insolvency order and in accordance with the specific requirements of the insolvency proceedings.

Although it is not mandatory, it is highly recommended. The regulations are strict, and any error regarding deadlines or documents could prevent you from recovering the VAT.

It improves cash flow, reduces losses, and allows taxes to be correctly adjusted to reflect the reality of the business, avoiding the payment of VAT on revenue that has not yet been collected.

Recovering VAT from unpaid invoices is a crucial process for the financial health of businesses and self-employed individuals. Spanish regulations allow for this recovery under certain conditions and procedures established by the Tax Agency. It is important to meet specific requirements, such as the duration of non-payment and the proper issuance of a corrected invoice. Below, we’ll detail the steps and criteria needed to carry out this process effectively—which is especially useful for those looking to improve their company’s cash flow.

💸 How to Recover VAT from Unpaid Invoices


This section provides key information on the process of recovering VAT in cases of non-payment. Understanding the steps and requirements is essential for businesses and self-employed individuals who wish to mitigate the financial impact of delinquent payments.

Corrective Invoice

Issuing a corrected invoice is an essential step in managing VAT on unpaid invoices. This type of document allows you to modify the information on the original invoice and is necessary to request a refund of the corresponding VAT.

Issuing the Invoice

To issue a corrective invoice, it is essential that it contain all the details from the original invoice, but with a negative amount. This action reflects the correction of the unpaid transaction and must be carried out formally and correctly.

Numbering and Accounting Record

It is crucial that the corrective invoice have a number and series different from those of ordinary invoices. This detail is essential so that the Tax Agency can clearly identify the transaction and its adjustment. Once issued, it must be recorded in the corresponding accounting ledger.

Requirements for VAT Recovery

For a VAT refund to be valid, there are requirements set forth by current regulations. Complying with these conditions is vital to avoid future tax compliance issues.

Six Months from the Date of Accrual

A basic requirement is that the invoice must have remained unpaid for more than six months from the accrual date, which corresponds to the time when the transaction linked to that invoice took place.

Legal Claim and Notarial Demand

It must be demonstrated that a collection process has been carried out. This may include a judicial or notarial demand formally attesting that payment has been requested from the debtor individual or entity.

Criteria for Business Customers and Individuals

The nature of the debtor also influences VAT recovery. If the customer is an individual, the VAT amount must exceed €50 for the correction to be permitted.

📝 Procedure for VAT Recovery


This procedure involves a series of steps that must be followed carefully to comply with current tax regulations.

Notification to the Tax Agency

Once the corrected invoice has been issued, the Tax Agency must be notified. This ensures that the VAT recovery process is officially recognized.

Reliable Evidence to Support the Claim

It is important to provide evidence that effectively demonstrates that the claim for payment has been made. This may include:

— A notarized demand letter.

— A court order.

— Any document corroborating collection attempts.

Inclusion in the quarterly return

Including the corrected invoice in the quarterly VAT return is crucial to being able to deduct the corresponding amount.

Form 303 and other relevant forms

The most common form for filing VAT is Form 303. If additional information needs to be included, other forms relevant to the transactions carried out must also be considered. It is essential to review and ensure that all data is correct before filing.

Insolvency Claims and Guarantees

Invoices issued after the declaration of bankruptcy are not recoverable. Furthermore, claims that are secured—whether by collateral or contract—are excluded from this process.

Transactions Outside the Scope of VAT

Invoices related to transactions carried out outside the scope of VAT are also ineligible for tax recovery.

🛡️ Strategies and Tools to Prevent Unpaid Invoices


Implementing effective strategies is key to minimizing the risk of unpaid invoices. These practices help build stronger relationships with customers and ensure a more stable cash flow. They are also part of proper financial risk management.

Establish Clear Payment Terms

Defining payment terms from the outset is essential. This includes setting deadlines, payment methods, and penalties for noncompliance. Drafting a clear contract that specifies all these aspects can prevent future misunderstandings. It is advisable to provide detailed information on:

— Payment due dates.

— Accepted payment options (bank transfer, check, credit card, etc.).

— Interest or late fees for delayed payments.

Collections and Reminders

Maintaining a proactive collections process is essential to ensuring that payments are made on time. Implementing a reminder system can serve as a friendly reminder for delinquent customers.

Virtual VAT Assistance

Using accounting software or collections management tools can make it easier to track outstanding accounts. These platforms offer features that automate payment tracking and allow you to efficiently send reminders to customers.

Maintaining a Detailed Record of Communications

Documenting all communications related to payment claims is vital. Keeping an organized record of emails, letters, and phone calls helps support any future action, should it become necessary to take more drastic measures.

A meticulous record not only provides evidence in the event of a dispute but also allows for more effective tracking of each case’s progress.

We know that unpaid invoices directly affect your company’s cash flow. But what many people don’t realize is that, in this situation, you can recover the VAT from those invoices. The regulations allow for this, but they require compliance with very specific deadlines and steps. From issuing a corrected invoice to properly filing it with the tax authorities, every detail counts. Handling it well means recovering some of the lost money, and handling it poorly can cost you even more.

Do you have unpaid invoices and don’t know what to do? At Workcapital, we help you regain liquidity.

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