LEI Code: what it is, when it is mandatory, and how to manage it step by step
In this post, we explain what the LEI Code is, who is required to have it, and how to apply for, renew, or update it in order to operate in financial markets without issues.
06/05/2026
EBITDA: what it is, how it is calculated, and how to interpret it to make better business decisions
A complete and practical guide to understanding, calculating, and interpreting EBITDA in your company.
06/05/2026
Corporate Income Tax: Complete Guide for Companies and SMEs [2026]
Everything your company needs to know about Corporate Income Tax (CIT): updated rates, step-by-step calculation, deductions, and deadlines. No fluff.
05/05/2026
New Occupational Risk Prevention Law: key points and changes for companies in Spain
In this post, we explain the main new features of the reform of the Occupational Risk Prevention Law, with a particular focus on the management of psychosocial risks, mental health, and digitalization.
05/05/2026
The Supreme Court requires compensation for public holidays that coincide with rest days
In this post, we analyze the Supreme Court’s new criteria on compensating public holidays when they coincide with employees’ weekly rest days.
04/05/2026
Workers’ Day 2026: from the recognition of rights to the demand for technical compliance
In this post, we analyze the four key pillars that define the new labor model for 2026.
04/05/2026
Inheritances in Bizkaia: frequently asked questions about procedures, tax obligations, and notary matters
In this post, we address the most common questions about handling inheritances in Bizkaia, explaining which documents are required, when a notary is involved, and how the tax process works.
29/04/2026
The inheritance regime in Bizkaia: civil and tax key aspects
In this post, we analyze the inheritance regime in Bizkaia from both a civil and tax perspective, and explain the key aspects that affect the planning and taxation of inheritances within the Basque foral system.
29/04/2026
Hiring foreign workers from their country of origin: how it works and what companies need to consider
In this post, we explain how hiring foreign workers from their country of origin works, what changes the recent regulations introduce, and the practical implications for companies.
29/04/2026
Non-payment of Social Security contributions: when it is considered a serious offence and what companies need to take into account
In this post, we analyse the sanctioning regime applicable to the non-payment of Social Security contributions, the circumstances in which it is considered a serious offence, and the criteria used to determine the calculation of the penalty.
28/04/2026
Does sick leave count toward renewing a residence and work permit?
In this article, we analyze the Supreme Court’s criteria on temporary incapacity and how it impacts the renewal of residence and work permits in Spain.
27/04/2026
How to Attract C-Level Talent That Drives Growth
Discover how to identify and attract strategic C-Level profiles with Adlanter’s expert approach.
24/04/2026
International Mobility Checklist for Non-Specialist Lawyers: How to Detect Risks Early
In this post, we analyze what a generalist lawyer should review before advising on an international mobility case and how to identify the most common risks without needing to be a specialist.
24/04/2026
Salary Transparency Directive: What It Is, Obligations, and How Companies Can Prepare
In this post, we analyze the most common mistakes when legalizing accounting books and provide solutions to avoid penalties and ensure compliance with tax regulations.
23/04/2026
Starting a Company in Spain: Complete Guide (Steps, Costs, Timelines, Types and Mistakes to Avoid)
Learn how to set up a company in Spain: types, procedures, costs, timelines and common mistakes. A practical guide with a focus on tailored articles of association.
21/04/2026
Benefits of outsourcing human capital management
Optimize costs and improve your company's competitiveness with outsourced human capital management.
19/04/2026
Labor and Tax Consulting for Industrial Companies in Bizkaia: Challenges and Solutions
In this post, we analyze the main challenges faced by industrial companies in Bizkaia and how a specialized labor and tax consultancy in Erandio can provide practical solutions.
19/04/2026
Mandatory remote work in the EU: what is actually being proposed and what implications it would have for companies
We analyze what it means that the European Commission is considering recommending at least one day of remote work per week as part of a package of measures to reduce energy consumption.
16/04/2026
Sick leave and temporary incapacity: how it affects variable compensation
In this post, we explain how companies should review their incentive policies to ensure compliance with the recent doctrine of the Supreme Court.
15/04/2026
Succession plan for family business
In this post, we tell you all the details about the succession plan for a family business. Did you know them?
15/04/2026
Selling on Wallapop: taxation, income tax return, and what you need to know
Discover how selling on Wallapop affects your income tax return, when you need to pay taxes, and what risks you face if you do not report it correctly.
15/04/2026
The 15% reduced Corporate Tax rate does not apply to newly created companies within corporate groups
In this post, we analyze the Supreme Court’s criteria and its practical implications for corporate groups, newly established companies, and the correct application of the reduced rate in Corporate Income Tax.
14/04/2026
What is the best advisory service to handle quarterly and annual taxes for an SME (small or medium-sized enterprise)?
How to compare advisory services for SMEs: what they should include, warning signs, and key questions to ask before hiring.
14/04/2026
Shadow Payroll: How to Stay Compliant Without Mistakes in Global Mobility
Avoid tax and labour risks with expert shadow payroll management. We explain how to get it right from an HR perspective.
13/04/2026
Why employees no longer want to be promoted and what companies should do
The lack of interest in promotions is not due to a lack of ambition, but to a shift in professional expectations. We analyse what is happening and how organisations should adapt.
13/04/2026
Non-Lucrative Residence in Spain: What It Is, Requirements (IPREM) and How to Apply (2026 Guide)
Live in Spain Without Working: Discover What Non‑Lucrative Residence Is, Financial Means Requirements (IPREM), Valid Health Insurance, and the Steps at the Consulate + TIE. 2026 Guide.
13/04/2026
Household Employee Social Security Contributions in 2026
Here are the contribution bases and rates for the special household employee system in 2026 following the new ministerial order.
13/04/2026
Residence Permit for Workers in the Audiovisual Sector (2026)
We explain the key points of this permit: who can apply, in what situations it is granted, and the general requirements to obtain it.
13/04/2026
Key Benefits of the Non-Lucrative Residency in Spain
In this post, we explain the main benefits of the Non-Lucrative Residency in Spain. Are you familiar with them?
13/04/2026
A flaw in the 2025 Income Tax Return prevents the application of key regional tax benefits
This post examines the issues detected in Renta Web that are temporarily preventing the application of certain regional tax deductions in the Valencian Community and Castilla-La Mancha.
10/04/2026
Mistakes that could cost you thousands of euros in labour inspections
In this post, we review the most common labour-related mistakes that can lead to significant penalties in the event of a labour inspection, and how to avoid them.
10/04/2026
Digital time tracking: where regulation is heading
Working time recording is not a new obligation, but its digitalisation and the debate over its scope are shaping the evolution of working time control.
10/04/2026
Special tax regime for inbound workers in Spain: requirements and benefits in 2026
Discover how the inbound workers’ tax regime (impatriates) works in Spain, its tax advantages, and the requirements to apply it in 2026.
10/04/2026
How Toda & Nel-lo Abogados gains operational efficiency and strategic focus with Adlanter
Toda & Nel-lo’s journey towards a more efficient, flexible and scalable model thanks to a strategic partnership with Adlanter.
10/04/2026
AI investment in the middle market: how to take advantage of tax benefits
How mid-sized companies can drive their technological transformation with AI and benefit from tax deductions for R&D&I and subsidised training.
10/04/2026
Refund of Social Security contributions for multiple employment under the Special Self-Employed Workers’ Scheme (RETA) in 2026
In 2026, the TGSS will automatically refund excess Social Security contributions to self-employed workers in multiple employment: learn about the thresholds, amounts and deadlines.
10/04/2026
VeriFactu 2027: Why 2026 Is the Critical Year for Your Accounting Infrastructure
Discover how to get ahead of VeriFactu and ensure your company complies with the Anti-Fraud Law smoothly.
09/04/2026
Regional tax deductions to take advantage of in the 2025 Income Tax Return campaign
Each autonomous community offers tax benefits that can significantly reduce the amount of tax payable. In this post, we highlight the most notable ones.
08/04/2026
Can WhatsApp Messages Be Used as Evidence in a Disciplinary Dismissal? Key Insights for HR
What HR departments need to know about the legal validity of WhatsApp conversations in labor disputes.
07/04/2026
2026 Social Security Contribution Order: What Changes and How It Affects Companies and the Self-Employed
The new Social Security contribution order is now in force with retroactive effect from January. We analyze its key points and what companies need to do now.
07/04/2026
Requirements to Obtain a Non-Lucrative Visa in Spain: A Comprehensive Guide 2026
Understanding the Non-Lucrative Visa requirements is crucial for those wishing to reside in Spain without employment. This guide outlines the financial, health, and legal criteria necessary for a successful application.
05/04/2026
How to obtain the Non-Lucrative Visa: application process
In the following post, we explain the steps to obtain the Non-Lucrative residence Visa in Spain without complications.
03/04/2026
How Mandatory Electronic Invoicing Will Change Your Company’s Operations
In this post, we analyze the key aspects of the new mandatory electronic invoicing system, what it means for companies, and how to prepare for its gradual implementation.
01/04/2026
Why the Tax Authorities May Deny VAT Deductions in Transactions Between Related Companies
The Spanish Tax Agency (AEAT) has analyzed a leasing structure that allowed VAT to be improperly deducted. We explain what happened and how to avoid this risk in your company.
01/04/2026
Most important tax obligations for April 2026
April 2026 tax calendar: all obligations that freelancers and companies must file this month, explained clearly and simply.
01/04/2026
Limit of the deduction for international double taxation in the Personal Income Tax (IRPF)
Key points to understand how the limit of the deduction for international double taxation is calculated and how it affects your foreign income.
31/03/2026
What does Article 42.2.a) of the LGT really imply?
How to understand the liability under Article 42.2.a) of the LGT and protect your company with solid and personalized tax advice.
31/03/2026
Personal Income Tax (IRPF) in Spain: Basque Country, Navarra, and the State Regime
Personal Income Tax (IRPF) in Spain: Basque Country, Navarra, and the State Regime
31/03/2026
