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
30 Jun 2026
8/10
Energy
Effective: 30/06/2026
The Government extends until September 2026 the energy tax reductions and aid to transport operators, farmers and fishermen approved due to the Middle East crisis, with gradual withdrawal as markets stabilize.
Households, transport operators, farmers, livestock breeders, fishermen and energy-consuming companies
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
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
02 May 2026
8/10
Other Regulations
Effective: 01/04/2026
The Government approves extraordinary measures to address the economic impact of the conflict in the Middle East. The aim is to cushion the effects on Spanish companies and citizens.
Companies, self-employed workers and citizens affected by the economic crisis arising from the conflict in the Middle East
23 Apr 2026
8/10
European Regulations
Effective: 23/04/2026
The EU tightens economic sanctions against Russia by expanding trade and financial restrictions. It affects European companies operating with Russian entities.
Export companies, financial entities and commercial operators with links to Russia