11 May 2026
9/10
Corporate & Business
Effective: 28/04/2026
Spain approves a law to reduce bureaucracy, eliminate market barriers and improve the quality of regulations. It seeks to facilitate the lives of companies and citizens in their dealings with the Administration.
Companies, self-employed workers, citizens and public administrations throughout Spain
31 Mar 2026
9/10
Tax & Revenue
Effective: 25/03/2026
The mandatory electronic invoicing system between business owners and professionals in Spain is established. All companies and self-employed individuals must issue and receive invoices in digital format.
All business owners and professionals carrying out B2B transactions in Spain
31 Mar 2026
9/10
Social Security
Effective: 01/01/2026
The contribution rules to Social Security for companies and workers in 2026 are established. It affects wages, bases and applicable rates throughout the year.
Companies, self-employed workers, employees and special groups with SS contributions
27 Mar 2026
9/10
Tax & Revenue
Effective: 25/03/2026
The official forms and deadlines for filing the Income Tax and Wealth Tax returns for the 2025 tax year are approved. It also regulates how to obtain and confirm the draft return by electronic means.
Taxpayers required to file IRPF and/or Wealth Tax returns in 2025
01 Jul 2026
8/10
European Regulations
A customs duty of 3 euros per shipment is established for international online purchases under 150€. It affects platforms such as AliExpress, Temu or Shein and their European buyers.
International e-commerce platforms, logistics operators and European consumers who shop online outside the EU
27 Jun 2026
8/10
Data Protection
Effective: 27/06/2026
The Spanish Data Protection Authority sanctions Vodafone with 1.05 million and Amadeus with 14.4 million euros for violating the RGPD in the processing of personal data.
Companies processing personal data, especially large technology and telecommunications corporations
26 Jun 2026
8/10
Real Estate
Effective: 26/06/2026
The Supreme Court has annulled several articles of the decree creating the Unique Rental Registry for tourist apartments, partially ruling in favor of apartment associations from Barcelona and Girona.
Tourist apartment owners, vacation rental platforms and General State Administration
26 Jun 2026
8/10
European Regulations
The EU strengthens control of investments from non-EU countries in strategic sectors. It replaces the previous 2019 regulation with stricter mechanisms.
European companies with foreign investors, non-EU investment funds and national control authorities
08 Jun 2026
8/10
European Regulations
A customs duty of 3€ is applied to imported packages with a value below 150€ purchased online. Rules are established to manage this new collection.
Foreign e-commerce platforms, logistics operators, customs authorities and consumers purchasing online outside the EU
29 May 2026
8/10
Tax & Revenue
Effective: 29/05/2026
Tax Authority approves official models for declaring Corporate Income Tax for fiscal year 2025, with changes in tax rates for microenterprises and new deductions.
Companies, permanent establishments and foreign entities with presence in Spain