Helio Carmona

Mandatory e-Invoicing (Yes, it’s happening)

Spain has officially joined the “no more paper (or dodgy PDFs)” club. Royal Decree 238/2026, approved on 25 March, introduces mandatory electronic invoicing for businesses and professionals (B2B), in line with the “Crea y Crece” Law and the EU’s grand plan to modernise VAT systems. The aim? A noble trio: boost digitalisation, improve traceability, and … Read more

Reduction of Working Hours in Spain in 2025

In 2025, Spain is undergoing a significant transformation in its labour landscape with the proposal to reduce the maximum working week from 40 to 37.5 hours without any reduction in salary. This initiative, led by the Ministry of Labour and Social Economy, aims to improve work-life balance, boost productivity, and enhance employee well-being. Current Status … Read more

3 Tax deadline reminders
Important deadline

Have You Prepared Your Corporation Tax Declaration?

Companies in Spain are reminded that Corporation Tax Declarations must be filed by 25 July.

Submitting the declaration within the official deadline is important to remain compliant with Spanish tax regulations.

We are available to assist with the preparation, review, and filing of your Corporation Tax Declaration.

Important deadline

Have You Prepared Your Quarterly Business Tax Declarations?

The deadline for quarterly declarations for self-employed professionals (autónomos) and companies in Spain this month is as follows.

  • 20 July – M111, M115, M123, M216, M202 (retentions/payments on account)
  • 20 July – M130, M303, M349 (VAT related and business tax)

Please contact us if you would like assistance, as we can prepare and file the declarations on your behalf.

Important deadline

Have You Prepared Your Great Fortunes Tax Declaration?

Taxpayers in Spain who are subject to the Great Fortunes Tax are reminded that the declaration must be filed no later than 31 July.

Meeting the filing deadline is important in order to comply with Spanish tax obligations.

Our team is available to handle the preparation and submission of the declaration for you.

All reminders have been dismissed.