Applicable to Portuguese who voluntarily acquired a foreign nationality, before the entering into effect of Nationality Law n. 37/81, of 3rd October, and who have their registration of loss of nationality registered in the Central Civil Registration Office of Lisbon, as long as they declare that they want to be Portuguese.

Who can make the declarations?

According to the Nationality Code, declarations for acquisition of Nationality can be made by the own applicant or by attorney, legally appointed through a valid Power of Attorney. A lawyer can be instructed to proceed with the declarations.

What documents are required?

Birth certificate of the applicant, integral copy and if possible by photocopy. Even though this birth certificate can be obtained by the Portuguese services, it is advisable that you provide a plain copy of the birth certificate of the applicant.

Applications can be submitted in:

• Central Civil Registry office of Lisbon if the birth occurred outside Portugal
• Civil Registry Offices in Portugal
• Portuguese Consular Services.