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Social Security contributions in 2026: contribution bases and MEI increase

Social Security contributions in 2026: contribution bases and MEI increase

by Arintass | Feb 2, 2026 | Payroll Management

The increase in the maximum contribution base and the rise of the MEI rate to 0.90% will lead to higher contribution efforts, especially for employees with high salaries and for companies with above average pay structures.

Corporate Income Tax 2026 in Spain: rate reduction and an opportunity for foreign companies

Corporate Income Tax 2026 in Spain: rate reduction and an opportunity for foreign companies

by Arintass | Jan 19, 2026 | Tax Compliance

The aim of this reform is to strengthen business competitiveness and position Spain as an attractive destination for foreign investment, while also enabling more effective medium term tax planning.

Can WhatsApp messages be used as evidence in an employment court case? Requirements and common mistakes

Can WhatsApp messages be used as evidence in an employment court case? Requirements and common mistakes

by Arintass | Dec 1, 2025 | Payroll Management

However, their validity is not automatic, and for the judge to admit and take them into account, their authenticity, integrity, and identity must be properly verified.

ERD Regime for new entities within corporate groups

ERD Regime for new entities within corporate groups

by Arintass | Sep 8, 2025 | Tax Compliance

Its application raises particularities in newly created entities integrated in groups, which will not be able to benefit from the regime if the joint turnover of the group exceeds 10 million euros.

Changes to Forms 202 and 222: updates to Corporate Income Tax (IS) and Non-Resident Income Tax (IRNR) instalment payments

Changes to Forms 202 and 222: updates to Corporate Income Tax (IS) and Non-Resident Income Tax (IRNR) instalment payments

by Arintass | Aug 4, 2025 | Tax Compliance

These adaptations respond to recent legislative and jurisprudential reforms, and affect both the determination of the taxable base and the application of differentiated tax rates.

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New employment information requirements for companies

Coordinated timeline for VeriFactu and electronic invoicing

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Public holidays and weekly rest: is there a right to compensation?

Does a logistics warehouse in Spain constitute a permanent establishment for VAT purposes?

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