26 Mar 2026
5/10
Grants & Subsidies
Effective: 04/03/2026
The agreement between the State and Asturias to finance the rehabilitation of public buildings with Next Generation European funds is published. The agreement drives energy improvement of Asturias' public building stock.
Construction and rehabilitation companies in Asturias and Asturian public administrations
25 Mar 2026
5/10
Labour & Employment
Effective: 16/03/2026
The definitive 2025 and initial 2026 salaries are approved for workers in tax advisory offices and tax technicians firms in Spain.
Workers and employers of tax technicians and tax advisors offices
25 Mar 2026
5/10
Tax & Revenue
Effective: 27/02/2026
The State and the Generalitat Valenciana reach an agreement to resolve discrepancies over their 2025 fiscal and administrative measures law. A constitutional conflict is thus avoided through bilateral negotiation.
Businesses, self-employed workers and citizens subject to the fiscal and administrative regulations of the Comunitat Valenciana
25 Mar 2026
5/10
Corporate & Business
Effective: 27/02/2026
The State and the Comunitat Valenciana agree to negotiate to resolve discrepancies over the Valencian decree that simplifies procedures and eliminates excessive bureaucracy. A legal conflict is thus avoided while a negot...
Businesses and self-employed individuals in the Comunitat Valenciana affected by regional administrative procedures
24 Mar 2026
5/10
Real Estate
A resolution clarifies that the opposition of neighboring owners during the cadastral coordination procedure is sufficient grounds to suspend the registration of a property grouping and new construction declaration.
Property owners, real estate developers and notaries processing property groupings or new construction declarations
24 Mar 2026
5/10
Corporate & Business
A resolution confirms that to register a change of use from commercial premises to residential, the corresponding municipal license or authorization must be provided. Without this document, the Registry may suspend the r...
Owners of commercial premises seeking to convert them into dwellings and real estate investors
24 Mar 2026
5/10
Corporate & Business
Effective: 22/12/2025
A resolution clarifies that the filing of a company's accounts cannot be rejected due to formal defects in the auditor's registration. Companies have the right to file their accounts even if there are minor irregularitie...
Commercial companies required to file annual accounts with the Registro Mercantil
24 Mar 2026
5/10
Social Security
An agreement is signed between the INSS, Castilla-La Mancha and the mutuas to better coordinate the management of sick leave and healthcare assistance in the region.
Companies, workers on sick leave and mutuas colaboradoras in Castilla-La Mancha
24 Mar 2026
5/10
European Regulations
Effective: 23/03/2026
The European Commission updates anti-dumping and countervailing duties on US biodiesel. This raises the cost of importing this fuel from the US into the European market.
US biodiesel importers, European biodiesel producers and the transport sector
23 Mar 2026
5/10
Energy
Effective: 13/03/2026
The CNMC notifies interested parties of a judicial appeal against the remuneration methodology for electricity distributors. It affects the energy sector and may influence future tariffs.
Electricity distribution companies, large consumers and operators in the energy sector