Birth RegistrationDeclaration and registration of birthsName and nationality assignmentRegistration of births that occurred abroad
Marriage and Civil PartnershipCivil marriage processRegistration of religious marriages with civil effectsRecognition of civil partnerships
Citizenship and NationalityProcesses for granting Portuguese nationalityRegistration of nationality acquisitionIssuance of nationality certificates
Registry ChangesChange of first name and surnamesEndorsements and rectifications in civil registrationProcesses for changing sex and first name
Certificates and DocumentsIssuance of birth, marriage, and death certificatesMultilingual certificates for international useVarious declarations and attestations
International ServicesTranscription of foreign civil registry actsAdvice on international marriages and divorcesLegalization of documents for use abroad