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If you’re one of the tens of thousands preparing a proof of citizenship application following the passage of Bill C-3 last year, you’re well aware that IRCC requests documentary proof that you have an ancestor in your direct family line who was a Canadian citizen.

The best way to prove this is through a chain of birth certificates. Let’s say your great-grandfather was a Canadian citizen. In this scenario, you would submit a copy of his Canadian birth certificate (or birth record), then the birth certificates of your grandparent, parent, and yourself – proving the chain of ancestry.

But, what happens if you can’t find a birth certificate for your citizenship-by-descent application?

There are alternative ways to prove both your ancestor’s Canadian citizenship and your relation to this person, but you have to proceed carefully. Final decisions on proof of citizenship applications are made at the discretion of the immigration officer handling your file. Any deviation from requested documentation can put your approval at risk, but there are ways to mitigate this risk.

On a personal note, I helped a close friend track down her great-grandmother’s original Ontario birth certificate for use in her proof of citizenship application (also called a citizenship certificate). I consider myself quite talented at online archival research, but even so, it took me a few hours of digging to uncover the birth certificate. This can be a challenging task that can stump some proficient researchers. So, if you’re having trouble – don’t be too hard on yourself!

In this article, we cover the document requirements for a proof of citizenship application and describe the options for what you can do if you can’t find the required birth certificates.

What Does IRCC Request for a Proof of Citizenship Application?

There are many documents requested as part of a proof of citizenship application. In this article, we’re focusing exclusively on the proof of parentage and Canadian citizenship documents, but you can find a more extensive list in our comprehensive guide.

Typically, this is proven using birth certificates, which may also be referred to as birth records. Different birth certificates look different, but the ideal document will have both the parent and child information on each, in order to connect the generations (these are sometimes referred to as “long form” birth certificates).

In some cases, you may be able to find an official birth record which often contains the required information. Baptism records are a commonly sourced alternative in cases where individuals cannot find either birth certificates or birth records.

On their website, IRCC very clearly lays out document requirements:

You Need to Provide

  • authentic, reliable and verifiable documents for every generation in your application
  • clear and easy-to-read colour copies of your documents, unless otherwise stated
  • translations of documents that are not in English or French

What IRCC Accepts

Your application cannot be supported solely by third-party records.

You must include proof of parentage and Canadian citizenship for your Canadian parent, grandparent and parental ancestor as applicable. For each person, you must provide one or more of the following documents issued by the original authority:

  • provincial or territorial birth certificate
  • birth certificate from another country that shows the parent-child relationship in each generation
  • Canadian citizenship or naturalization certificate
  • Certificate of Registration of Birth Abroad or Certificate of Retention of Canadian Citizenship
  • British naturalization certificate issued in Canada or Newfoundland and Labrador
  • proof of British subject status before January 1, 1947 (or April 1, 1949, for Newfoundland and Labrador)
  • proof of landed immigrant status in Canada before January 1, 1947 (or April 1, 1949, for Newfoundland and Labrador)

What IRCC Says Regarding Missing Birth Certificates

If you don’t have a birth certificate or birth record for yourself or for any of your parental ancestors, you must send other documents to show parentage and Canadian citizenship. These must be issued by the original authority and can include:

  • hospital record of birth
  • record from a physician or midwife who witnessed the birth
  • baptismal certificate or record (including copies or certified records)
    • The baptism must have taken place within a reasonable time after the birth.
  • census records
  • boat manifest

If you’re unable to find any documents IRCC requests, you can submit an explanation for the missing documents and include proof that you tried to obtain the documents. However, any deviation from the requirements mean that your application will only be approved at the discretion of the officer handling your file.

So, what does this mean in practice, if you can’t find birth certificates?

Where Do You Find Birth Certificates?

For older Canadian birth certificates and birth records, you can usually locate the documents in the provincial authority where the person was born. For example, in Ontario this authority is the Archives of Ontario, while in Quebec it’s handled by the BAnQ.

You must submit a colour copy of a certified record – a screenshot of a PDF you find online will not suffice, nor will an image you found on Ancestry.com.

Make sure you plan ahead for this part of your application. As citizenship-by-descent applications have increased in volume, the wait times for ordering certified documents from some of these archives has skyrocketed, meaning the overall timeline for getting your proof of citizenship is also increasing.

If you’re unable to find a birth certificate or birth record, it’s also worth considering if perhaps one doesn’t exist. If you’re totally certain of your ancestor’s Canadian citizenship: keep looking. But, if this is a family myth, it may be worth considering if your ancestor might not have been a Canadian citizen – especially if you’re investing tons of time into this research.

Okay, okay. So, you’ve done exhaustive searches through the provincial or territorial archives and you’re unable to find anything? Here are your options for what to do next.

Option #1 – Ask a Friend or Family Member with Research Experience

Before you start seeking out alternative documentation, it might be worthwhile to get some help trying to track down the birth certificates or birth records.

You can begin by asking friends or family members. People who are self-described “archive rats” or “research nerds” (like me).

Again, navigating these online archives and document repositories can be complicated and having a bit of experience on your side might be able to help you locate something you couldn’t find on your own.

Option #2 – Ask This Community of Reddit Volunteers

In the Canadian citizenship subreddit, there’s a small army of volunteers who will help people track down documents. You can read all about them here.

Join that community and ask one of the volunteers tailored towards your history. But, be friendly and respectful. These are individuals sharing their time and resources with the many citizens seeking help with their documents.

Also, be cautious about what information you share with any stranger online, especially when it comes to sensitive family details. Just because someone’s vetted on Reddit, it doesn’t guarantee their trustworthiness.

Option #3 – Hire a Researcher or Archivist

If you’re still struggling with tracking down official birth records, you can also consider hiring a researcher or archivist to look for the documents. There are several online sites where freelance researchers make themselves available for hire, but our preferred resource is this list of researchers recommended by Library and Archives Canada (LAC).

Again, always be careful before paying someone online or sharing personal information. Be sure to vet a researcher before you begin working with them.

Option #4 – Gather Alternative Documents

If you have exhausted your options and a birth certificate or official birth record truly cannot be found, IRCC allows you to submit alternative documents showing the person’s birth, parentage, and Canadian citizenship.

These documents still need to be authentic, reliable, and verifiable, and should be issued by the original authority that created or maintains the record. The full list is copied above and includes alternative records like hospital birth records, census records, and more.

A single alternative document may not prove everything you need. For example, a census record might help connect a child to their parents, while a naturalization certificate could help establish the ancestor’s status in Canada. You may need to provide several records that, when assessed together, establish both the person’s Canadian citizenship and each link in your family line.

The Canadian citizenship community on Reddit has prepared a useful guide to document standards and alternative records. It can help you understand which records may strengthen your application, but Reddit is not an official source. Always compare community advice against IRCC’s official application guide.

You should also include a letter of explanation identifying the missing birth certificate, describing the steps you took to find it, and explaining how the alternative documents support your claim. Include proof of your search efforts, such as emails or letters from archives, registries, churches, or other authorities confirming that the record is unavailable.

Most importantly, alternative documentation is accepted at the discretion of the immigration officer reviewing your application. The more official, consistent, and clearly explained your evidence is, the easier it will be for the officer to follow your family line and assess your claim.

Option #5 – Hire a Lawyer or Consultant to Review Your Application

Immigration lawyers and consultants don’t all specialize in citizenship-by-descent applications. But those that do can review your application and advise you on any changes and improvements you can make to increase your odds of approval.

Notably, most lawyers and consultants will not conduct archival research on your behalf – this is better left to professional researchers and archivists. However, if you’re submitting alternative forms of documentation, it can be good to have a lawyer or consultant review your application before submitting.

As of July 2026, average processing times for proof of citizenship applications exceeded 25 months, so it’s best to ensure your application is complete the first time.

Before hiring a lawyer or consultant, make sure you confirm that they have experience with the new citizenship-by-descent rules.

If you’d like to speak with Moving2Canada’s in-house immigration consultant, you can book a consultation here. Good luck with the application, citizen!

About the author

Dane Stewart

Dane Stewart

He/Him
Canadian Immigration Writer
Dane is an award-winning digital storyteller with experience in writing, audio, and video. He has more than 7 years’ experience covering Canadian immigration news.
Read more about Dane Stewart
Citation Stewart, Dane. "What If I Can’t Find Birth Certificates for My Citizenship-by-Descent Application?." Moving2Canada. Last modified August 19, 2026. https://moving2canada.com/2026/08/birth-certificates-citizenship-by-descent/. Copy for Citation
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