
Real Estate Due Diligence in Spain: Legal, Tax, and Documentary Checklist Before Investing
There’s a widespread, and dangerous, idea that to know whether a property can be bought with peace of mind it’s enough to request a land
ABOUT THE AUTHOR
ICAB Registration Number
43030
Year of Admission to the Bar
2016
Member of the Il·lustre Col·legi de l'Advocacia de Barcelona (ICAB no. 43030)
ICAB Profile
www.icab.es
University Studies
Law Degree, Universitat de Barcelona, 2014
Master’s Degree
Master’s Degree in Access to the Legal Profession, Universitat de Barcelona, 2017
Languages
Spanish, English, Catalan
Exact Position within ILLAY Legal
Partner & Of Counsel | Specialist in Immigration and Taxes in Spain
Main Areas of Practice
Immigration, business immigration, taxes in Spain
Year of Joining ILLAY Legal
2020
Approximate Number of Cases or Clients Managed Since 2020
More than 800 cases / more than 1,200 clients
Short Bio
Partner & Of Counsel at ILLAY Legal, immigration and Spanish nationality lawyer admitted to the ICAB (no. 43030), with extensive experience in immigration and citizenship matters in Spain.
Medium Bio
Marc Pairó is a lawyer specialized in immigration and Spanish nationality law, co-founding partner and Of Counsel at ILLAY Legal. Admitted to the Il·lustre Col·legi de l'Advocacia de Barcelona (ICAB no. 43030) since 2016, he advises international clients on immigration processes in Spain. His practice focuses on visas, residence permits, international mobility and Spanish nationality procedures.
Long Bio
Marc Pairó is a lawyer specialized in immigration, Spanish nationality and business immigration, co-founding partner and Of Counsel at ILLAY Legal, a firm founded in Barcelona in 2020. He graduated in Law from the Universitat de Barcelona in 2016, completed the Master’s Degree in Access to the Legal Profession at the Universitat de Barcelona in 2017, and has been admitted to the Il·lustre Col·legi de l’Advocacia de Barcelona (ICAB no. 43030) since 2016. He advises international clients on visas, residence permits, international mobility, business immigration and Spanish nationality procedures. He regularly works with individuals, professionals and companies requiring legal support to relocate, settle or conduct business activities in Spain. He assists clients in Spanish, English and Catalan, and is directly involved in the analysis and management of matters related to immigration, legal residence and Spanish citizenship.
Media Mentions, Interviews or Articles Featuring You
www.globalimmigration.com
www.feex.org
www.elconfidencialdigital.com
www.theglobalmobilitylawyer.com
Entries by Marc Pairó

There’s a widespread, and dangerous, idea that to know whether a property can be bought with peace of mind it’s enough to request a land

If your spouse is reunified in Spain and you want to know how and when they can work, there’s one key fact that very few

Many people believe that being a tax resident of a country is a decision you make, a box you check, or a certificate you request.

On April 3, 2025, Spain stopped accepting new Golden Visa applications. It wasn’t a temporary suspension or an announcement of intent: it was the entry

The fifth year of legal residency in Spain is the first one in which many people finally ask themselves this question: is it worth applying

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The NIE is a number. The TIE is a physical card that carries that number printed on it, along with your photo, your fingerprints, and

To bring your spouse and one child to Spain through reunification, you need to prove income of at least 1,200 euros per month. For just

You’ve been in Spain for years, you have or are about to obtain long-term residency, and you’re wondering whether it’s worth taking the step to
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