Tax Calendar Spain 2026
All Spanish tax model filing deadlines for 2026 at a glance. Never miss a deadline.
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Deadlines for May
Personal income tax return (Renta)
Filing period: April to June
Disclaimer: This calculator is provided for informational purposes only. Holded is not responsible for any inaccuracies, errors, or outdated data in the calculations. Results should not be considered financial or tax advice. Always consult a qualified professional for decisions based on these calculations.
Frequently asked questions about tax filing
Quarterly taxes (models 111, 115, 123, 130, 303, 349) are due by the 20th of January, April, July, and October. January deadlines for models 303 and 349 extend to the 30th.
Late filing penalties range from 1% to 15% surcharge plus interest, depending on the delay. Voluntary late filings within 12 months get reduced surcharges. After 12 months, penalties increase significantly plus accrued interest.
SII (Suministro Inmediato de Informacion) is a real-time reporting system for large companies (revenue over 6M EUR). Instead of quarterly returns, invoice data must be submitted to AEAT within 4 days of issuance.
