Spain's tax agency opens income tax filing early – here's how

Forget waiting until tomorrow. The Spanish Tax Agency (Agencia Tributaria) has quietly opened the door for 2025 income tax filing (Renta 2026) a few hours early, defying the official schedule. This unexpected move, confirmed by ADSLZone and visible in a screenshot, allows taxpayers to submit their declarations starting now – a potential boon for those eager to get it done.

Why the premature opening? a test run, apparently.

This isn’t entirely unprecedented. The AEAT has a habit of launching a trial run ahead of the official campaign start, using it as an opportunity to ensure the system functions flawlessly and that those obliged to file their taxes encounter no issues during the nearly three-month period. But the speed of this year's rollout is noteworthy—the earliest opening to date.

This year, the agency appears to be accelerating the process, eager to allow taxpayers access to their pre-filled tax forms sooner than in previous years. While previous early openings have allowed for a slightly earlier start, this year’s feels more urgent, suggesting a greater emphasis on immediate accessibility.

Accessing Your Draft: A Quick Guide To access your pre-filled tax form, simply navigate to the AEAT’s online portal and identify yourself using one of the available methods. The process is straightforward, allowing early filers to take advantage of this unexpected opportunity.

But before you rush in, consider this: while the early access is welcomed, remember that the system is still undergoing testing. Minor glitches are possible. Furthermore, the surge in early filings could potentially strain the system, so patience might be required.

This early opening arrives alongside other significant changes for the 2026 tax year, including eleven new fields and updated rules regarding Bizum transactions. Understanding these nuances is crucial for accurate filing. The government has also confirmed that unemployed individuals will not be obligated to file, a welcome relief for many.

The numbers tell a clear story: those who file early often benefit from faster refunds and a reduced risk of errors. This year, with the AEAT’s proactive approach, that advantage could be even greater.