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Polish Citizenship Through Your Great-Grandparent

Informational only — not legal advice.

Last verified: September 11, 2026 · Maintained by The Next Passport (Warner Creates LLC).

Who can ask for confirmation of Polish citizenship, in the ministry's words

The Ministry of the Interior and Administration says: «Każdy, kto ma lub miał polskie obywatelstwo oraz podmiot, który ma w tym interes prawny lub też ciąży na nim obowiązek uzyskania potwierdzenia posiadania obywatelstwa polskiego.»In our translation: “Anyone who has or had Polish citizenship, and any party that has a legal interest in it or is obliged to obtain confirmation of the possession of Polish citizenship.” Source.

Take the free eligibility check to work through your own family's dates and records.

Confirmation, not naturalization

The confirmation process is fundamentally different from naturalization. There is no language test, no residency requirement and no oath of allegiance. Poland's own naturalization routes are separate and heavier: uznanie za obywatela polskiego under art. 30 is residence-based, and nadanie by the President under arts. 18–19 is what 'naturalization' properly names in Polish law. Neither is on this page's path.

Gathering evidence — NARA, USCIS, and Polish archives

Great-grandparent claims rely heavily on US federal records. The USCIS Genealogy Program is fee-for-service, not FOIA, and it is a two-step request: Form G-1041 is the index search that finds the file number, Form G-1041A the request for the records themselves. USCIS prices both identically on its own fee schedule — Form G-1055, edition 09/09/26: «Paper Filing: $80, Online Filing: $30» for each — so a full lookup is two filings, and filing online costs well under half. Of the five record series USCIS makes available, two carry this analysis: C-Files, which it describes as copies of records relating to all US naturalizations in Federal, State, county or municipal courts, overseas military naturalizations, replacement of old-law certificates and the issuance of Certificates of Citizenship in derivative, repatriation and resumption cases; and A-Files, the individual alien case files that became the official file for all immigration records created or consolidated since 1 April 1944. NARA's online ship manifest indexes locate arrivals to US ports.

On the Polish side, two custodians, and which one holds your record depends on its age and its type. Szukajwarchiwach.gov.pl is the free online catalogue of the Polish State Archives — search for akty urodzenia, małżeństwa and zgonu, birth, marriage and death records. Local USC (Urząd Stanu Cywilnego) offices in the towns where your ancestors lived hold and issue certified copies of records still in their custody, and art. 28 of the 2014 Prawo o aktach stanu cywilnego sets the retention period in two tiers: 100 years for birth records and 80 years for marriage and death records, counted from the end of the calendar year the record was drawn up. A birth or marriage record is kept longer where its subject outlives that period, until a death record is drawn up. When the period ends, the USC transfers the records to the competent state archive within two years. For a great-grandparent's marriage or death record the 80-year tier is the one to check first — a record drawn up before 1946 has passed it and will have moved to the archive, while a birth record from the same year has not.

To establish that no change of citizenship was ever permitted, the Archiwum Akt Nowych in Warsaw holds the Council of State records — but under the 1962 Act art. 16 ust. 3 a permission for someone living abroad may have been issued by the Minister of Foreign Affairs or decided by the head of a consular post, and art. 16 ust. 4 had people abroad file at the consulate, so a ministry or consular archive is the other place to ask. Ask for the file by name, zezwolenie na zmianę obywatelstwa: a request for a zwolnienie will be read as the 1920-Act release from the military obligation, a different instrument. Finding no record is evidence that no permission was issued, not proof of it — and 2009 Act art. 56 ust. 2 contemplates exactly that gap, requiring supporting documents «chyba że uzyskanie tych dokumentów napotyka trudne do przezwyciężenia przeszkody», unless obtaining them meets obstacles difficult to overcome.

Documents you'll need

A great-grandparent claim multiplies the documentary burden by three generations. The list below is the practical baseline; what the law requires is whatever confirms the data and information in the application (2009 Act art. 56 ust. 2), and the deciding voivode may ask for more.

Your documents

Your parent's documents (intermediate ancestor)

Your grandparent's documents (intermediate ancestor)

Your great-grandparent's documents (qualifying ancestor)

All US-issued documents require an apostille from the issuing state's Secretary of State and a certified translation by a sworn Polish translator (tłumacz przysięgły) registered with the Polish Ministry of Justice. Generic certified translators are not accepted. Polish-issued documents do not need translation.

Where it's decided, and by when

Art. 55 ust. 1 of the 2009 Act gives the decision to the voivode for the place, or last place, of residence in Poland of «osoby, której postępowanie dotyczy» — the person whose citizenship is being confirmed, which is not necessarily the person filing, since art. 55 ust. 1 also lets a third party with a legal interest apply. Only «w przypadku braku tej podstawy», where there is no such basis at all, does the case fall to the wojewoda mazowiecki in Warsaw. An appeal lies to the minister for internal affairs (art. 10 ust. 4). Art. 57 ust. 1 says the application «składa się do wojewody» and that someone living outside Poland «może» file through the consul competent for their place of residence, who passes it on «niezwłocznie» (ust. 2) — so filing through a consulate is permissive, not required. Consular districts are binding under Prawo konsularne art. 53, and a consul who is not competent RETURNS the application under art. 54 ust. 1, forwarding it under ust. 2 only where the competent post is another consul in the same receiving state.

Two clocks. Art. 10 ust. 3a of the 2009 Act, inserted with effect 1 August 2025, gives the deciding organ six months «od dnia wpływu wniosku do organu właściwego do wydania decyzji» — from the day it reaches the office that will decide, so time at the consulate and in transit falls outside. It is a lex specialisunder KPA art. 35 § 4; art. 35 § 5 excludes delays caused by the party or by reasons outside the office’s control, and art. 36 obliges the office to notify you and set a new date if it slips. The consul’s own handling runs separately on Prawo konsularne art. 58 ust. 1 — no later than thirty days from the opening of the proceeding — extended to three months under art. 60 ust. 1 where he must ask other authorities for information or action. 6 months statutory (extendable), actual queue not published.

Frequently asked questions

What if I cannot find my great-grandparent's Polish birth record?

A Polish birth record is the strongest evidence but not the only path, and 2009 Act art. 56 ust. 2 expressly requires supporting documents «chyba że uzyskanie tych dokumentów napotyka trudne do przezwyciężenia przeszkody» — unless obtaining them meets obstacles difficult to overcome. USCIS naturalization records can establish a Polish birthplace; pre-WWII Polish identity documents, a książeczka wojskowa or a passport are also strong. The Szukajwarchiwach.gov.pl catalogue is the free online catalogue of the Polish State Archives — start there before paying for third-party genealogy services. Check the custodian before you order: under art. 28 of the 2014 Prawo o aktach stanu cywilnego a USC office keeps birth records 100 years and marriage and death records 80, then transfers them to the state archive within two years. And if the birth town is now outside Polish state control, the records may sit in Ukrainian, Belarusian or Lithuanian archives.

How long does a great-grandparent application take?

6 months statutory (extendable), actual queue not published. Art. 10 ust. 3a of the 2009 Act gives the deciding organ six months from the day your file reaches it — not from the day you hand it to a consulate — and that deadline is extendable, with KPA art. 35 § 5 excluding periods of delay caused by you or by reasons outside the office's control. The consulate's own handling runs on a separate and shorter clock: thirty days under Prawo konsularne art. 58 ust. 1, extended to three months under art. 60 ust. 1 where it has to ask other authorities for information. Poland publishes no actual queue length — the Masovian Voivode's own service page states the six-month term and then says only that a significant increase in incoming applications may extend the time to decide, without attaching a duration — and we do not publish an estimate of one. What is within your control is completeness: every document the file lacks is a request the office has to make and a period that stops the clock.

Do I need to renounce US citizenship?

No. Poland allows dual citizenship. After confirmation you may hold both a US and a Polish passport. One consequence to know: 2009 Act art. 3 ust. 1 gives a dual citizen the same rights and duties towards Poland as someone holding Polish citizenship alone, and ust. 2 provides that a Polish citizen «nie może wobec władz Rzeczypospolitej Polskiej powoływać się ze skutkiem prawnym na posiadane równocześnie obywatelstwo innego państwa» — cannot effectively invoke another citizenship, or rights arising from it, before Polish authorities. In Poland you are treated as Polish, full stop.

Check if you may qualify

The free eligibility check asks about each of the three generations, and the dates and records for each. Takes about 5 minutes for a great-grandparent claim.

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Not legal advice. This page describes the Polish confirmation process in general terms. The deciding voivode is fixed by art. 55 of the 2009 Act — where it gives no basis, the Masovian Voivode (Mazowiecki Urząd Wojewódzki), Warsaw; verify your specific situation with the Polish consulate for your consular district, which receives the application under art. 57.