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ARTICLE · 01 SEPTEMBER 2026

Will You Make These Spanish Tax Mistakes In The Next Four Months?

As the Spanish tax year draws to a close on December 31st, many expatriates and residents inadvertently make financial decisions that significantly inflate their tax obligations. Understanding the tax implications of asset sales, property transactions, share option exercises, and pension transfers before year-end can mean the difference between a manageable tax bill and an unexpectedly large one, particularly given Spain's cumulative gains taxation system and regional rate variations.

SpainTax

It is important to remember that the Spanish tax year runs from 1 January to 31 December.

As we approach the end of the Spanish tax year, I often see people making decisions that inadvertently increase their tax bill for the current year. If you do not want to pay more tax than necessary, here are some guidelines to help you reduce your tax bill.

What can increase your tax bill?

Sales and certain transfers of assets before 31 December may be taxed in the current tax year.

Sales

Some taxes are cumulative. If you continue selling assets that have increased in value, the tax rate will be based on your total gains for the whole year.

The tax rate will also depend on which Autonomous Community you are resident in. For example, the top rate of tax on gains in Catalonia is 30%.

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The content of this article is intended to provide a general guide to the subject matter. Specialist advice should be sought about your specific circumstances.

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