Important update — June 13, 2026: Canada’s citizenship department has begun sending letters to recently approved citizenship-by-descent applicants, asking them to surrender their certificates pending a review of their files. These reviews are being triggered by documentation gaps: specifically, records not obtained directly from a source authority, and unexplained missing documents in the line of descent. If you have received a re-review letter, we strongly recommend consulting a professional to respond properly to the government’s inquiry in order to ensure your response is complete, accurate, and addresses the government’s concerns effectively. If you are in the early stages of putting together a first application, we also recommend seeking the opinion of a professional before submitting it. Read our most recent article for a full breakdown of this new Canadian citizenship update and learn more about your options here: Canada is reviewing approved citizenship certificates: here is what you need to know
You May Already Be a Canadian Citizen and here’s How to Start Preparing for the process
Since the legislative changes introduced through Bill C-3, An Act to amend the Citizenship Act (2025), many individuals born outside Canada may now qualify for Canadian citizenship by descent, even if they were previously told they did not. For many families, especially in the United States, these amendments reopened citizenship pathways that had been closed.
In many cases, individuals are not applying to become Canadian citizens. They may already be Canadian citizens under the law and need to formally obtain proof of that status through a citizenship certificate application.
If you believe you may have a Canadian parent, grandparent, or even a further family history involving Canadian citizenship, there are several important steps you can begin now.
Step 1: Understand Why So Many People Now Qualify
Over the years, Canada’s citizenship legislation changed multiple times, creating situations where individuals unintentionally lost citizenship or could not pass it to the future generations born abroad.
Subsequent amendments to the Citizenship Act, particularly those adopted in 2009 and most recently in 2025, restored or recognized citizenship retroactively for many affected individuals. Most notably, the first generation limit has been lifted.
As a result, many people who were previously excluded could now be legally recognized as Canadian citizens and apply for a Canadian citizenship certificate as proof of status.
These amendments notably affected individuals who:
- Lost citizenship under older retention rules
- For example, they became United States citizens before 1947
- Were born abroad to Canadian parents who were themselves born abroad
- Therefore, they were previously impacted by the first-generation limit
This means that even if your family was previously told that citizenship could not be transmitted, it may now be worthwhile to revisit the analysis. However, certain historical events or actions may still affect whether citizenship could legally pass from one generation to another.
For example, in some cases, an ancestor may have formally renounced or relinquished their Canadian citizenship through what was historically called a declaration of alienage. This generally involved a formal declaration made to Canadian or British authorities expressing the intention to cease being a British subject or Canadian citizen. Importantly, this is distinct from simply becoming a citizen of another country, such as the United States. While naturalization in another country could affect citizenship status under certain historical laws, a declaration of alienage was a separate and formal legal act that could interrupt the citizenship chain for future generations.
As a result, each citizenship by descent case requires a careful review of the legislation in force at each generation and the specific historical circumstances affecting the family lineage.
For more detailed information on the new Canadian citizenship laws, you may wish to read our earlier overview article: “Canadian Citizenship by Descent: Who Qualifies in 2026?”
Step 2: Start Mapping Your Family Lineage
Citizenship by descent cases are heavily document-driven. One of the first and most important steps is establishing a clear family chain linking you to your Canadian ancestor. Immigration authorities will generally want to see a continuous line such as:
You → Parent → Grandparent → Great-grandparent (Canadian Ancestor)
Each generational connection should ideally be supported through official civil documentation.
Start by identifying:
- Who in your family was born in Canada
- Whether anyone naturalized elsewhere before 1947 or made a formal declaration of alienage against Canada
- Whether citizenship may have been lost under older laws
- Whether prior amendments may have restored status retroactively
Step 3: Gather Supporting Documents Early
Many citizenship by descent applications are delayed not because a person is ineligible, but because records are difficult to locate. Historical Canadian records can take time to retrieve, particularly older provincial or parish archives.
Documents that may help establish eligibility include:
- Canadian birth certificates
- Citizenship certificates
- Baptismal records
- Marriage certificates
- Death certificates
- Census records
- Historical passports
- Naturalization records
- Military records
- Adoption records where applicable
- Evidence of physical presence in Canada for families with children born after December 15, 2025
Importance of Substantial Documentary Evidence
In citizenship by descent cases, eligibility alone is insufficient: it must be supported by substantial documentary evidence. Even if an individual is confident that they have Canadian ancestry, citizenship authorities will not recognize a claim without adequate proof establishing each generational link. This means that having a legal entitlement is not enough if it cannot be demonstrated through reliable records.
For families who do not have direct access to birth certificates or complete civil documentation, alternative historical records can be used to help reconstruct the family chain. These may include census records, baptismal or parish records, marriage certificates, and death certificates. When considered together, these documents may form a coherent evidentiary picture of lineage.
However, it is important to note that, in most cases, no single document is sufficient on its own. The strength of a citizenship by descent file comes from the consistency and convergence of multiple records across generations. If a birth record is missing, applicants may need to rely on a combination of secondary historical evidence, such as church registers, archival listings, or census entries, to support the existence and identity of an ancestor.
It is important to note, however, that birth records remain the most reliable form of evidence and should be the first priority in any document search.
For individuals beginning this process, it is also advisable to proactively identify and preserve any available family documentation early on, even if its relevance is not immediately clear. Documents that may appear minor at first can later become important in establishing continuity of identity.
Where to Find These Documents?
The authority responsible for civil records depends on the province or jurisdiction where the event occurred (birth, marriage, or death):
- Québec:
- Civil status certificates (birth, marriage, death): Directeur de l’état civil du Québec
- Older parish and historical records: Bibliothèque et Archives nationales du Québec (BAnQ)
- Ontario:
- Civil registration records: ServiceOntario (Office of the Registrar General)
- Older parish or historical records: Archives of Ontario
- New Brunswick:
- Civil status records: Service New Brunswick
- Older historical records: New Brunswick Free Public Library
- Other provinces and territories: Provincial or territorial vital statistics offices (e.g., British Columbia Vital Statistics Agency, Alberta Vital Statistics, Nova Scotia Vital Statistics, etc.)
- For a list of each province and territory, see the Canadian Government website.
For Canada-wide resources, see the websites below:
- Library and Archives Canada – Collection Search Tool
- Library and Archives Canada – Citizenship and Naturalization Records
- IRCC – Search of Citizenship Records
- IRCC – Application for a Search of Citizenship Records
- Historical Canadian Naturalization Database (1915–1951)
In addition, older records may also be found through provincial or national archives, church registries, or genealogical databases depending on the time period.
Optional Support from Professional Genealogists
In more complex cases, for example, those where records are missing, fragmented, or span multiple countries, it may be helpful to work with a professional genealogist. These specialists are experienced in locating historical civil records, interpreting archival sources, and reconstructing multi-generational family lineages that may no longer be easily traceable.
We can also connect clients with trusted genealogical professionals where additional archival research is required to support a citizenship by descent file. Contact us here for more information.
Step 4: Keep Copies of Everything You Find
Many families begin with informal genealogy research through online databases and websites or informal family records. This can be extremely useful. IRCC generally requires official supporting documents, and in some circumstances may request certified copies, originals, translations, or additional evidence.
A practical approach is to:
- Identify records through family research or archives
- Note all reference details carefully
- Request official copies from the issuing authority
- Preserve scans and certified copies in a single organized file
Even documents that seem minor at first can later become important pieces of evidence.
Step 5: Consider Obtaining a Legal Eligibility Assessment
Citizenship by descent cases can become legally complex very quickly. Many individuals who believed they were ineligible may now qualify under the current framework.
Issues commonly arise involving:
- Multiple generations born abroad
- Historical loss of citizenship
- Naturalization in another country
- Missing records
- Adoption
- Assisted reproduction
- Name discrepancies across documents
- Pre-1947 citizenship rules
- Transitional provisions involving Newfoundland and Labrador
A legal assessment can help identify:
- Whether citizenship likely exists
- Which legislative provisions may apply
- Which supporting records should be prioritized
- Whether risks or gaps exist in the evidentiary chain
How Exeo can help
Our firm can assist individuals and families across the world in confirming and securing citizenship by descent. Our work typically begins with a legal eligibility assessment, followed by full application support where qualification exists.
We assist with:
- Eligibility analysis across generations
- Proof of citizenship applications
- Complex family structures including adoption and assisted reproduction
- Cross-border documentation coordination
Our objective is to provide clarity at the outset and avoid delays caused by incomplete or improperly structured filings.
For many families, the most difficult part is simply determining where to begin. A preliminary legal assessment can often clarify whether a viable pathway exists and what documentation should be prioritized next.
If you would like to assess whether you or your child qualify for Canadian citizenship by descent, Exeo’s team can guide you through each step of the process. Book your preliminary assessment with a member of our team today: Preliminary Assessment.
Frequently Asked Questions
Am I applying for citizenship or proving I already have it?
In many citizenship by descent cases, you may already be considered a Canadian citizen under the law. The process is generally an application for proof of citizenship through a citizenship certificate.
What is a Canadian citizenship certificate and what does it allow me to do?
A Canadian citizenship certificate is an official document issued by Immigration, Refugees and Citizenship Canada (IRCC) confirming that a person is a Canadian citizen.
Once issued, the certificate can be used to:
- Apply for a Canadian passport
- Request other Canadian government documentation and services
- Demonstrate Canadian citizenship status for immigration, employment, educational, or administrative purposes
- Confirm citizenship status for future applications involving children born abroad.
What rights do I obtain once I receive proof of Canadian citizenship?
Once your Canadian citizenship is recognized and you obtain a citizenship certificate, you generally have the same rights as any other Canadian citizen.
This may include the right to:
- Apply for and hold a Canadian passport
- Live, work, and study in Canada without immigration restrictions
- Access certain social benefits and protections available to Canadian citizens
- Enter and leave Canada as a Canadian citizen
- Vote in Canadian elections, provided you meet applicable voter registration requirements and are registered with a qualifying Canadian address
Canadian citizens are also protected under the Canadian Charter of Rights and Freedoms.
Can my spouse and children obtain Canadian citizenship through my citizenship by descent claim?
Children may potentially qualify for Canadian citizenship by descent depending on the specific family circumstances and the applicable legislation. However, the 2025 amendments introduced new criteria for passing down Canadian citizenship to children born outside Canada after December 15, 2025. Therefore, children or grandchildren who wish to pass Canadian citizenship to their own children in the future may need to demonstrate that they were physically present in Canada for at least 1,095 days before the birth or adoption of their child. This does not need to occur consecutively. Evidence of physical presence may include travel records, tax documentation, school or employment records, sworn statements, or other supporting proof demonstrating presence in Canada.
It is also important to note that Canadian citizenship is not automatically extended to a spouse through marriage to a Canadian citizen. A spouse would generally need to qualify independently for permanent residence and, subsequently, citizenship through Canada’s regular immigration and naturalization processes.
Obtaining permanent residence and citizenship in Canada (outside the citizenship by descent framework) can be a lengthy process, and program requirements vary depending on the province or territory in which an individual chooses to settle, should they decide to relocate to Canada in the future.
We can also assist families with future immigration planning, including permanent residence pathways and subsequent citizenship applications where applicable.
What if I was previously refused?
Many older refusals were based on legislative rules that no longer exist. It may be worthwhile to reassess eligibility under the current law.
Can Canadian citizenship pass through grandparents and great-grandparents?
Potentially, yes. In some situations, legislative amendments restored citizenship to a parent and great-grandparents retroactively, which may allow citizenship transmission to later generations.
Do I need to have all the documents before I begin the process? What if I do not know when my great-grandparent died or when they became a US citizen?
While it is helpful to have as much documentation as possible at the outset, many individuals begin the process with only partial information about their family history. It is common not to know details such as when a great-grandparent died or whether and when they became a U.S. citizen. This does not necessarily prevent you from starting an assessment. In many citizenship by descent cases, part of the process involves identifying missing records and reconstructing a family’s historical citizenship timeline through civil records, archives, census data, naturalization records, parish documents, and other historical sources.
Can I start preparing documents before speaking with a lawyer?
Absolutely. Gathering civil records, identifying family lineage, and organizing historical documentation can significantly help prepare for a future assessment. You can begin by obtaining the birth and death records for each family member in your lineage to Canadian citizenship, along with each person’s date of birth, date of death, and any naturalization or citizenship records, whether issued in the United States or another country.
This article is provided for informational purposes only and does not constitute legal advice.
