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Income Tax Campaign 2025-2026: Key Dates, Who Must File, and What You Need to Know

In this article, we review the key dates, filing methods, who is required to file, and other important aspects you should keep in mind from now.

22/01/2026

Assessment Center: a key tool to evaluate talent with greater accuracy

How to assess skills, behaviors, and potential beyond the résumé to make better talent selection and development decisions.

22/01/2026

2026 Income Tax Table: brackets, rates, and how much you need to withhold

Discover the 2026 income tax brackets, how withholdings work, and what you need to consider based on your personal or family situation.

22/01/2026

Labour Checklist for Companies in 2026: Key Obligations and Next Steps

In this post, we analyse everything your company should review at the start of the year to comply with labour regulations, optimise management, and avoid issues.

16/01/2026

Key Tax Forms and Deadlines You Can’t Miss: January 2026

January marks the first major tax push of the year. Know which forms and deadlines are essential to start 2026 fully compliant.

09/01/2026

How to Improve Your Company’s Profitability in 90 Days: Steps That Actually Work

A practical approach to identifying immediate improvement opportunities, optimizing decision-making, and boosting short-term business profitability without losing sight of long-term sustainability.

07/01/2026

Legalization of Accounting Books in Spain: Deadlines and Penalties

Frequently Asked Questions About the Legalization of Accounting Books in Spain: Who Is Required to Comply, and What Are the Deadlines?

05/01/2026

Transform Your Recruitment Process: Candidate Experience as a Competitive Advantage

Discover in this post how to design recruitment processes focused on candidate experience and turn them into a strategic asset for your company.

23/12/2025

Suspension of the Green Card Lottery: What It Means for Companies and International Professionals

We analyse what has really changed, the risks involved, and which alternatives remain in force to access permanent residence in the U.S.

23/12/2025

Work Permits Companies Can Apply for Without Complication

In this post, we explain which authorizations allow companies to hire foreign talent efficiently and without unnecessarily complex procedures.

22/12/2025

How can your HR team retain talent?

Retaining talent goes beyond offering a good salary: effective HR strategies drive motivation and build strong, solid teams.

17/12/2025

Tax Agency Delays Verifactu to 2027: What Really Changes for SMEs and the Self-Employed

The obligation to register and submit invoices to the Tax Agency is delayed by one year, but companies and the self-employed must prepare to comply with the Anti-Fraud Law.

15/12/2025

Labor Updates That Will Shape 2026

We’ll cover the main labor and Social Security updates that will impact companies, self-employed workers, and employees in 2026, and how to prepare to comply with the regulations.

15/12/2025

Year-End Corporate Checklist: Key Points Your Company Cannot Overlook

At Adlanter, we believe that peace of mind in January is built in December. In this post, we analyze the key steps every company should review to close the year smoothly.

04/12/2025

2026 Work Calendar in Spain: Holidays and Long Weekends to Plan Your Year

In this post, explore the national and regional holidays for 2026 and discover the long weekends that will make your workforce planning easier.

25/11/2025

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