News published in INFORMA 2025

News published in INFORMA in December

Effective January 1, 2026, this responsibility will fall exclusively to the Provincial Councils. the collection of Corporation Tax from taxpayers who have their tax domicile in the Basque Country and its volume of operations in the previous year had not exceeded 12 million euros (raising the previous threshold of 10 million euros).

The amount of tax paid abroad, by uan entity that does not carry out economic activity in the source state, which is not subject to deduction because it exceeds the amount of the full tax liability that would be payable in Spain for the aforementioned net income if it had been obtained in Spanish territory, in accordance with the provisions of Article 31 of the LIS, It will not be considered tax-deductible.

In the field of IS the temporal attribution of the effects derived from ineffectiveness ex tunc of an operation must occur in a general way in the year in which said ineffectiveness is declared.  

If a taxpayer It does not fully amortize an investment for tax purposes. carried out in an exercise in which it has the condition of reduced dimension, theoutstanding tax amortizationcan be done in subsequent tax periodseven if the entity does not meet the requirements to be considered a small-sized entity.