Reference

Glossary

The terms you'll meet pursuing citizenship by descent, defined plainly and tagged by country.

1948 caselegal🇮🇹: A court route in Rome for lineages passing through a woman whose child was born before Jan 1, 1948, when Italian law barred maternal transmission.
27th Amendmentlegal🇮🇪: The 2004 amendment (effective Jan 1, 2005) ending automatic birthright citizenship on the island unless a parent is an Irish/British citizen or resident.
AIREprocess🇮🇹: Anagrafe degli Italiani Residenti all'Estero — the registry of Italians living abroad, which you join through your consulate once recognized.
Anchor ancestorprocess🇨🇦: The furthest-back Canadian in your chain — the person born, naturalized, or resident in Canada from whom the line descends.
Anyakönyvi kivonatdocument🇭🇺: A Hungarian civil-registry extract (birth/marriage/death); when used in a Hungarian application it needs no apostille or OFFI translation.
Apostilledocument: A Hague-Convention certificate that authenticates a public document for use abroad. In the US you obtain it from the issuing state's Secretary of State.
Art. 116(2) GGlegal🇩🇪: Germany's Basic Law right to restitution for those stripped of citizenship on political, racial, or religious grounds in 1933–1945, and their descendants — no deadline, no fee.
Article 12legal🇮🇹: Art. 12(2) of Law 555/1912: a minor child lost Italian citizenship when their parent naturalized abroad — the basis of the “minor issue.”
Asseveratadocument🇮🇹: A sworn translation made before an Italian court official, required for the 1948 judicial route.
Beibehaltungsgenehmigunglegal🇩🇪: A retention permit letting a German naturalize abroad without losing citizenship under §25; if an ancestor held one, the chain may be intact.
Bill C-3legal🇨🇦: The law (in force Dec 15, 2025) that removed the first-generation limit on citizenship by descent, following the Bjorkquist ruling.
Bill C-37legal🇨🇦: The 2009 law that retroactively restored citizenship to many who lost it through pre-1977 foreign naturalization — often key to a grandparent claim.
Bundesverwaltungsamt (BVA)authority🇩🇪: Germany's Federal Office of Administration in Cologne — the sole adjudicator of all citizenship-by-descent cases (§4, §5, Art. 116(2)).
C-FiledocumentUS: A USCIS naturalization case file — it contains the certificate of arrival, petition for naturalization, oath, and certificate of naturalization.
Certidão de nascimentodocument🇵🇹: A Portuguese birth certificate — the core proof of an ancestor's Portuguese identity; request the full-text certidão completa.
Certificate of ArrivaldocumentUS: A record verifying an immigrant's arrival in the US, created during naturalization and kept in the C-File.
Certificate of NaturalizationdocumentUS: The document issued when someone became a US citizen. Its date is decisive for descent eligibility — it shows when the ancestor naturalized.
Chain breaklegal: When an ancestor lost or renounced citizenship before the next generation was born, severing the line for all later descendants.
CIPLE A2document🇵🇹: Portugal's A2-level language exam (Camões Institute), required on the grandparent path; offered in May, July, and November and fills within minutes.
CIT 0001document🇨🇦: The application for a Canadian citizenship certificate (proof of citizenship), updated January 2026 for Bill C-3.
CIT 0014document🇨🇦: The document checklist that must accompany a CIT 0001 application.
CIT 0555document🇨🇦: The physical-presence calculator form, required when the applicant is born on/after Dec 15, 2025 and the substantial-connection test applies.
Citizenship certificatedocument🇨🇦: IRCC's official proof of Canadian citizenship, applied for with Form CIT 0001.
Comuneauthority🇮🇹: An Italian municipality (town hall). You request Italian vital records from the comune's Ufficio di Stato Civile.
CONEdocumentUS: Certificate of Non-Existence of Naturalization — a USCIS letter confirming no naturalization record exists, used to prove an ancestor never naturalized.
Conservatória dos Registos Centrais (CRC)authority🇵🇹: The central civil registry in Lisbon (part of IRN) that decides citizenship applications from abroad; heavily backlogged as of 2026.
Constitutional vs legislative claimlegal🇮🇹: A court-based claim challenging a law as unconstitutional (e.g. pre-1948 discrimination) versus an administrative application under current law.
Consulateauthority: A diplomatic office handling citizenship services abroad. Some countries (e.g. Italy) assign you to a consulate by your state of residence.
Corte di Cassazioneauthority🇮🇹: Italy's Supreme Court of Cassation — it interprets the law rather than retrying facts.
Decreto Tajanilegal🇮🇹: Decree-Law 36/2025 (later Law 74/2025), which limited automatic descent to applicants with a parent or grandparent born in Italy.
Department of Foreign Affairs (DFA)authority🇮🇪: The Irish department that runs the Foreign Births Register and passport services; it processes all FBR applications.
Egyszerűsített honosításlegal🇭🇺: Hungary's simplified naturalization for the diaspora under §4 of Act LV of 1993 — needs Hungarian ancestry, conversational Hungarian, and a clean record. No government fee.
Estrattodocument🇮🇹: A certified extract of an Italian vital record (e.g. estratto di nascita for birth, estratto di matrimonio for marriage).
FBR (register) (FBR)authority🇮🇪: The Foreign Births Register kept by Ireland's Department of Foreign Affairs; registration is how citizenship by descent is recorded.
Feststellunglegal🇩🇪: The formal determination of German citizenship under §4 StAG; success yields a Staatsangehörigkeitsausweis from the BVA.
First-generation limitlegal🇨🇦: The pre–Bill C-3 rule that barred Canadians born abroad from passing citizenship to children also born abroad; removed for births before Dec 15, 2025.
Fogadalomprocess🇭🇺: The Hungarian citizenship oath ceremony at the consulate after the Ministry approves your case; you become a citizen once you take it.
Foreign Birth Registration (FBR)process🇮🇪: Ireland's process for claiming citizenship by descent through a grandparent — applied for online, signed before a witness, and mailed to Dublin.
Free Territory of Triestelegal🇮🇹: A postwar international zone; Zone B residents who held on through cession in 1977 lost citizenship and are covered by Law 124/2006.
Full adoptionlegal🇮🇹: Adozione legittimante severs ties to the biological family; for citizenship, full adoptions (post-1967 in Italy, post-1983 abroad) transmit like biological parentage.
Good Friday Agreementlegal🇮🇪: The 1998 peace agreement guaranteeing people born in Northern Ireland the right to hold Irish citizenship.
Grandfatheringlegal🇮🇹: Law 74/2025's transitional rule preserving old-rule eligibility for applications filed with a consulate, comune, or court before Mar 28, 2025.
GROauthority🇮🇪: Ireland's General Register Office (Roscommon), holding Republic of Ireland civil records from 1864; order at irishgenealogy.ie.
GRONIauthority🇮🇪: The General Register Office for Northern Ireland (Belfast), which holds Northern Ireland civil records separately from the Republic's GRO.
Honosításlegal🇭🇺: Hungarian for “naturalization” — in this context the simplified descent pathway for diaspora Hungarians.
IRCCauthority🇨🇦: Immigration, Refugees and Citizenship Canada — the federal department that processes proof-of-citizenship applications.
IRNauthority🇵🇹: Instituto dos Registos e do Notariado — the Portuguese Ministry of Justice body that processes citizenship registrations (via the CRC in Lisbon).
Jure sanguinislegal🇮🇹: The Italian term for citizenship by descent — you're recognized as having been a citizen all along, not naturalized.
Jure sanguinis (recognition)legal🇮🇹: Italy recognizes (rather than grants) citizenship by descent, which is why there is no language or residency test on the consular route.
Jus sanguinislegal: “Right of blood” — the principle that citizenship passes by descent from an ancestor, regardless of where you were born. The basis of every program here.
Konzinfoprocess🇭🇺: Hungary's online appointment system (konzinfo.mfa.gov.hu) used to book citizenship appointments at the DC, New York, and Los Angeles posts.
Kresyprocess🇵🇱: Pre-WWII Poland's eastern borderlands (now Ukraine, Belarus, Lithuania); citizenship analysis there is complicated by Soviet–Polish treaties and split archives.
Landing recorddocument🇨🇦: A historical record of an immigrant's admission to Canada, available from Library and Archives Canada.
Law 124/2006legal🇮🇹: A recognition route for descendants of Italians who lost citizenship when their territory (Istria, Fiume, Dalmatia, Trieste Zone B) was ceded after WWII.
Law 43/2013legal🇵🇹: The amendment that created the direct grandchild path: grandchildren can claim without the parent being Portuguese, given A2 Portuguese and an effective connection.
Law 555/1912legal🇮🇹: Italy's citizenship law from 1912 to 1992 governing transmission and loss — home of the Art. 12 “minor issue.”
Law 74/2025legal🇮🇹: The 2025 law capping automatic jure sanguinis at roughly two generations for new applications; pre–Mar 28, 2025 filings keep the old rules.
Law 91/1992legal🇮🇹: Italy's modern citizenship law, under which standard consular recognition applications are decided.
Lei da Nacionalidadelegal🇵🇹: Portugal's citizenship statute, Law 37/81, as amended — defines who is Portuguese by birth, descent, and naturalization.
Ligação efetivalegal🇵🇹: The “effective connection” a grandchild applicant must show; the A2 certificate is the statutory presumption of it, optionally backed by visits, a NIF, or property.
Long-form birth certificatedocument🇨🇦: A birth certificate showing the parents' names — required for descent claims; short-form versions aren't accepted.
Masovian Voivodeauthority🇵🇱: The Warsaw provincial office (Mazowiecki Urząd Wojewódzki) that decides Polish citizenship-confirmation cases for descendants abroad.
Metryka urodzeniadocument🇵🇱: A Polish birth record — the primary proof of a qualifying ancestor, searchable for free at Szukajwarchiwach.gov.pl.
Military Paradoxlegal🇵🇱: Because consulates refused to release men aged 18–50 from military duty, they couldn't get a zwolnienie — so they kept Polish citizenship despite naturalizing (1918–1950).
Minor issuelegal🇮🇹: The question of whether a parent's foreign naturalization stripped their minor child's Italian citizenship, breaking the line for all descendants.
NARAauthorityUS: The US National Archives and Records Administration, which holds historical immigration and passenger-arrival records (request via Form NATF 81).
Naturalizationlegal: Becoming a citizen of a new country. Its timing is critical: an ancestor naturalizing before the next descendant's birth can break a descent chain.
NIFdocument🇵🇹: A Portuguese taxpayer number; with documented use it supports effective connection on the grandparent path, but isn't sufficient on its own.
OFFIauthority🇭🇺: Hungary's official translation office; all US documents must be translated by OFFI or an OFFI-certified translator — generic ones aren't accepted.
Önéletrajzprocess🇭🇺: A short autobiographical statement applicants handwrite in Hungarian at the consulate appointment, part of the conversational language check.
Optantelegal🇮🇹: Someone who exercised the treaty right to opt for Italian citizenship (e.g. Dodecanese residents); those who relocated to Italy kept it for their line.
Petition for NaturalizationdocumentUS: The application an immigrant filed to become a US citizen; it lists arrival details and the date citizenship was granted.
Polish Citizenship Act 1920legal🇵🇱: Poland's first citizenship law: foreign naturalization caused loss only after a formal release; women lost citizenship on marrying a foreigner (Art. 7).
Polish Citizenship Act 1951legal🇵🇱: From Jan 19, 1951, naturalizing abroad no longer caused loss of Polish citizenship — only a formal zwolnienie did.
Portaria 1403-A/2006legal🇵🇹: The order defining acceptable evidence of effective connection, establishing the A2 certificate as the presumption.
Potwierdzeniedocument🇵🇱: A formal confirmation of Polish citizenship issued by the Masovian Voivode — proof of citizenship held since birth.
Provincial vital statisticsauthority🇨🇦: The provincial/territorial offices that issue Canadian birth, marriage, and death certificates (Quebec records can be notably pricier).
RBAdocument🇨🇦: Registration of Birth Abroad — a pre-1977 certificate for Canadians born outside Canada, the precursor to today's citizenship certificate.
Reporting judgeprocess🇮🇹: The giudice relatore assigned to summarize a case and the competing interpretations for the rest of an Italian appellate panel.
Responsible parentlegal🇨🇦: A pre-1977 rule letting only one parent transmit citizenship (the father in wedlock, the mother in limited cases); addressed by Bill C-37.
Retention declarationlegal🇨🇦: Under the 1947 Act, Canadians born abroad had to declare between ages 21–22 to keep citizenship, or lose it at 22.
Retroactivitylegal🇮🇹: The question of whether Law 74/2025 reaches back to people already Italian at birth under the old rules.
Sentenza 142/2025legal🇮🇹: A 2025 Constitutional Court ruling holding that unlimited-generation descent was constitutional, protecting pre–Mar 28, 2025 applications.
Sezioni Unitelegal🇮🇹: The Joint Sections of the Court of Cassation, a panel convened to settle conflicting interpretations; its rulings bind lower courts.
Simple adoptionlegal🇮🇹: Adozione semplice keeps the child's biological ties while adding the adoptive relationship — legally complex for citizenship; get advice.
Staatsangehörigkeitsausweisdocument🇩🇪: Germany's official citizenship certificate, issued by the BVA after a successful Feststellung and required before applying for a passport.
StAG §25legal🇩🇪: The main German chain-breaker: a citizen who voluntarily naturalized abroad lost German citizenship — the question is whether that happened before the next birth.
StAG §5 declaration (§5)legal🇩🇪: A free declaration restoring citizenship to those denied it by pre-1975 gender rules (or pre-1993 paternity rules) and their descendants. Deadline: Aug 19, 2031.
Standesamtauthority🇩🇪: Germany's local civil-registry office, which issues certified birth, marriage, and death records (first copy €12, additional €6).
Substantial connection testlegal🇨🇦: For births on/after Dec 15, 2025, the Canadian parent must have at least 1,095 days of physical presence in Canada before the birth.
Tłumacz przysięgłyprocess🇵🇱: A sworn translator registered with the Polish Ministry of Justice; required for certified translations submitted to the Voivode (generic US translators are rejected).
Treaty of Paris 1947legal🇮🇹: The WWII peace treaty that ceded Italian territories; Art. 19 let nationals in ceded areas opt for Italian citizenship within a year.
Trianonlegal🇭🇺: The 1920 treaty that transferred large parts of historic Hungary abroad; ancestry from ceded territories can complicate the citizenship chain.
Ufficio di Stato Civileauthority🇮🇹: The civil-registry office inside an Italian comune that records births, marriages, deaths, and citizenship — your source for Italian vital records.
USCISauthorityUS: US Citizenship and Immigration Services. Its Genealogy Program (Form G-1041) searches and releases historical naturalization records.
Vital recorddocument: An official record of a birth, marriage, death, or divorce. You'll need certified copies — not photocopies — from the issuing authority.
Zwolnienielegal🇵🇱: A formal release from Polish citizenship. Since 1951 it's the only way to lose it — foreign naturalization alone doesn't, absent a zwolnienie.