Welcome to CostaLuz Lawyers’ Resources—your comprehensive guide to navigating life, business, and property in Spain. Whether you’re considering a move, setting up a business, or investing in real estate, we’ve gathered essential information to help you understand the processes and make informed decisions.
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Visas Information
Non-Lucrative Visa Requirements (2026) — Checklist & Documents
Fast Answer (Non-Lucrative Visa) If you’re applying for Spain’s Non-Lucrative Visa, the…
7 important changes to long-term visas in Spain
Spain recently revised its employment law and some of the changes affect…
Your guide to converting a non-lucrative visa to a self-employed visa in Spain
As followers of the Costaluz Lawyers blog section will know, getting a…
Buying Property
Buying a luxury property in Spain? Don’t get caught out by wealth tax
Wealth tax (impuesto de patrimonio) is a Spanish tax that, instead of…
Buying and Selling Property in Spain: Legal Guide for Foreign Owners
How to buy a house in Spain in 2026 in three steps: A complete guide for foreigners
Renting Property
Can my landlord put my rent up?
Are you a tenant in Spain? If so, the next update to…
How to avoid abusive clauses in your Spanish property rental contract
You may be aware that under Spanish law, a contract may contain…
Legal Advice
Insurance Complaints in Spain
Nowadays, you can insure against almost anything and take out a policy…
Negative Equity Property Debt
In the aftermath of the property bubble, the subsequent economic crash and…
International Estate Planning, made human
Last updated: 14 October 2025 Spain • UK • US Owning a…
Mortgages
Mortgage Claims in Spain
Looking for the 2026 master guide? Start here: Spanish Mortgage Claims (2026)…
Mini-guide: Understanding abusive clauses in Spanish mortgage contracts
Understanding mortgage novation: A comprehensive guide
Taxation Personal & Business
Tax Status & Representation in Spain
Updated December 2025 Understanding Spanish Taxes: Residents vs Non-Residents A simple, friendly…
Your guide to taxes on rental properties in Spain
The expensive error landlords make in Spain is not keeping the invoices…
Company Taxes in Spain (2025)
You set up a company in Spain — or you are about…
Business
Help with Bankruptcy in Spain
In these uncertain times, many businesses in Spain face the possibility of…
Business Debts and Debt Recovery
How to make claims for business debts and debt recovery An unfortunate…
Opening a Branch in Spain
If you have a business based outside Spain and want to set…
About CostaLuz Lawyers
The Costaluz Lawyers team is made up of highly experienced legal experts whose maxim is to provide premium customer service and ensure that all clients receive the best possible outcome to their case.
Maria de Castro
CEO and founder
María qualified as a lawyer in 1998 and founded Costaluz Lawyers in 2006. Since then, she has made it her mission to help foreigners understand Spanish law and to achieve better consumer protection. Maria, more recently has focused on Spanish property and immigration law.
To Email Maria Directly:
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Legal Notice: The content on this page is provided for general informational and educational purposes only. It does not constitute legal advice and should not be relied upon as such. No action should be taken based solely on this content without first seeking independent professional legal counsel. Each case requires individual assessment based on its specific circumstances. CostaLuz Lawyers accepts no liability for actions taken or not taken based on this content.