How many years can the Spanish tax authorities go back?

May 9, 2023

How many years can the Spanish tax authorities go back?

As a non-resident with a second property in Spain, it's essential to stay informed about your tax obligations to ensure compliance with Spanish tax laws. One question that often arises when tax obligations are missed is, "How many years can the Spanish tax authorities go back". In this article, we will shed light on this important topic and provide you with a clear understanding of the time limit for non-resident tax filing in Spain.

The Four-Year limit

The Spanish tax authority, known as the Agencia Tributaria, has the authority to review and assess your tax returns for a specific period. For non-resident tax filings in Spain, the general rule is that the taxman can go back up to four years from the end of the voluntary period to submit your tax return.

Understanding the Voluntary Period

The voluntary period refers to the timeframe during which you have the opportunity to submit your tax return voluntarily. In Spain, the standard voluntary period for non-resident tax filings is the calendar year following the date of accrual. Specifically, the deadline for submission is December 31st of each year. For example, the voluntary period to submit the 2022 tax year is from 1st January to 31st December.

Implications of missing the deadline

If you fail to submit your non-resident tax return within the voluntary period, the taxman retains the right to go back up to four years from the end of the voluntary period. For example, if you miss the deadline to submit your 2022 tax return (due in 2023), the taxman can review and assess your tax returns for the period from January 1st, 2024 to December 31st, 2027.

Consequences of late filing

The consequences of late filing can vary depending on whether the tax office requires the submission or if you submit the return before the tax authorities reach out to you. Here are the two possibilities:

a) Late filing upon Tax Office request: If the tax office requires the submission of your tax return and you miss the deadline, penalties and interest may be imposed. Typically, the tax authorities can impose penalties of around 50% of the tax owed, along with interest for late payments. These penalties are designed to encourage timely compliance with tax obligations and can significantly impact your overall tax liability.

b) Voluntary late filing: If you voluntarily submit your tax return after missing the deadline but before the tax authorities initiate any proceedings, there are no penalties involved. However, a surcharge of a maximum of 15% may apply. It's important to note that while you can avoid penalties in this scenario, the surcharge can still increase your tax liability.

Why compliance matters

Maintaining compliance with Spanish tax regulations is not only a legal requirement but also crucial for financial stability and peace of mind. By filing your non-resident tax return within the voluntary period and meeting all the necessary obligations, you can avoid unnecessary additional costs such as penalties and interest for late payment. Staying compliant not only protects you from potential fines but also ensures a smooth and worry-free tax filing process. 

Seeking assistance

Navigating the intricacies of non-resident tax filing can be complex. When it comes to fulfilling your non-resident tax obligations in Spain, professional assistance is essential. However, you don't necessarily need to hire a traditional tax consultant or accountant. You can now rely on reliable tax filing software like for expert guidance and support at a fraction of the cost compared to traditional tax consultants. It's a cost-effective and efficient solution that empowers you to handle your non-resident tax filings with confidence. offers a user-friendly and comprehensive platform that simplifies the tax filing process for non-residents in Spain. The software provides step-by-step instructions, ensures accurate calculations, and helps you navigate through the complexities of Spanish tax regulations. You can also trust the expertise of IberianTax to ensure compliance with the latest tax laws and regulations.


In conclusion, ensuring compliance with Spanish tax regulations is crucial for non-resident property owners in Spain. It not only helps avoid penalties and unnecessary costs but also provides financial stability and peace of mind. Consider leveraging the convenience and efficiency of online tax filing software like to simplify the process and ensure accurate and timely submissions. With user-friendly features and expert support, is here to assist you in meeting your tax obligations effectively.

If you have any questions or require further assistance, do not hesitate to contact our team at We are here to help you navigate the complexities of non-resident tax filing in Spain and ensure a smooth and hassle-free experience.

iberiantax modelo 210 form 210 non-resident tax Spain