Dual citizenship by descent
At ADD GENEALOGÍA we are specialists in obtaining the necessary documentation to obtain European Citizenship, especially Spanish and Italian, but we also cover other applications in different countries of the EU. With more than 30 years of experience in genealogical research, we have the training and capacity required to locate the documents you need and solve the difficulties of the Citizenship Laws in Europe.
Contact usDemocratic Memory Law 20/2022 or Grandchildren’s Law
In Spain, the Law of Democratic Memory 20/2022, known as the Grandchildren’s Law, recognizes the right to opt for Spanish nationality to foreigners who apply before October 21, 2025 and who meet the following requirements:
- Those born outside Spain of a father, mother, grandfather or grandmother of Spanish origin who, because they had to go into exile, had lost or renounced their Spanish nationality.
- Sons and daughters born outside Spain to Spanish women who lost their nationality because they married foreigners before the Spanish Constitution came into force.
- The adult sons and daughters of Spanish nationals whose nationality of origin was recognized by virtue of the right of option.

Our Services
Our services include
- Obtaining Documents: We obtain birth or baptism, marriage and death certificates that are difficult to locate and, depending on the special circumstances of each case, we provide the necessary Certifications and Official Translations of these documents.
- Guidance and Assistance: We offer personalized advice adapted to the specific needs of your case.
Regarding our technology: We have a digitized database with more than 500 million data entries (ADD Data) that, together with our contacts in archives, civil status records and ecclesiastical institutions in Europe and Latin America, facilitate quick and reliable investigation in countries such as Argentina, France, Spain, Italy and Germany.
Frequently Asked Questions
At ADD GENEALOGÍA, we’re committed to answering all of your questions about our services. We know that some topics are complex and can leave you wondering. That is why we have gathered the most frequent questions we receive.
Benefits and Privileges of Citizenship by Descent
Los beneficios y privilegios de la ciudadanía por ascendencia The benefits and privileges of citizenship by descent vary by country. The main advantages include the right to live, work and study without a visa. Citizens can also start businesses, own property and move freely. In addition, citizenship often provides access to health, social services and the right to vote.
Restrictions and Limitations of Citizenship by Descent
Restrictions and limitations on citizenship by descent differ from country to country. These may include limits on the number of generations through which citizenship may be inherited or rules on the continuous transmission of citizenship from one generation to the next.
Verification of eligibility for Spanish Dual Citizenship by Descent
To be eligible for Spanish dual citizenship by descent, applicants must either:
- have a Spanish mother or father by birth.
- have parents who were both born in Spain.
- have one grandparent or great-grandparent that was born in Spain; or
- be adopted by a Spanish citizen before reaching the age of 18.
Steps towards proving ancestry and obtaining citizenship
The first step is to have tangible proof of the immigrant ancestor’s nationality through their birth or baptismal certificate.
Once this document has been obtained, the family relationship must be proven by providing the necessary documentation of all the intermediate generations and that of the applicant himself/herself, in the required format.
It is also essential to secure a consular appointment, but we recommend having all documentation ready beforehand.

Contact us today
If you are interested in obtaining dual citizenship by descent, whether Spanish, Italian or from other European Union countries, we are here to help you! At ADD GENEALOGÍA, we have over 30 years of experience in genealogical research and a solid background that allows us to locate the necessary documents and guide you through the citizenship process.
Contact us today so we may explore together the possibilities of your European citizenship.