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
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
26 Aug 2026
7/10
Public Sector
Effective: 26/08/2026
Pressure groups (lobbies) must register in a mandatory public registry and declare their contacts with senior officials and civil servants. The aim is to prevent corruption and ensure that public decisions serve the gene...
Companies, associations, firms and entities engaged in lobbying before the General State Administration
26 Aug 2026
7/10
Public Sector
Effective: 26/08/2026
The Government activates a reinforced coordination mechanism in Ceuta following the massive influx of migrants on July 30. The measure will remain in force until December 31, 2026.
Public administrations, social services, security forces and citizens of Ceuta
17 Aug 2026
7/10
Real Estate
Effective: 02/07/2026
Catalonia requires the removal of asbestos from public buildings before 2028 and from all properties before 2032. The law regulates victims' rights and owners' obligations.
Property owners, construction companies, public administrations and workers in Catalonia
13 Aug 2026
7/10
Labour & Employment
Effective: 13/08/2026
The Institute for Women and Labor Inspection join forces to strengthen oversight of compliance with equality between women and men in companies, with special attention to feminized and precarious sectors.
Companies with obligation to have an equality plan, especially in feminized sectors
10 Aug 2026
7/10
Public Sector
Effective: 10/08/2026
The Ministry of Health convenes the 2026 selective tests to access in 2027 specialized healthcare training positions. Over 12,800 positions are offered for physicians, pharmacists, nurses, psychologists, chemists, biolog...
Graduates in Medicine, Pharmacy, Nursing, Psychology, Chemistry, Biology and Physics who wish to specialize
01 Jul 2026
7/10
Corporate & Business
Effective: 01/07/2026
The late payment interest rate for commercial operations between companies is 10.40% during the second half of 2026. This percentage applies when a debtor fails to pay their supplier on time.
Companies, self-employed individuals and any party in commercial operations with payment deadlines