Supporting Documents for Proof of Citizenship
Documentation needed to prove your citizenship by descent claim under the current IRCC framework.
Birth Certificates
- Must be LONG-FORM (shows parents' names and birthplaces)
- Short-form or computer abstracts NOT accepted
- Quebec certificates must be issued AFTER January 1, 1994
- US certificates: Order from state vital records office
Marriage Certificates
- Required for any name changes in the chain
- Proves legal connection between generations
Death Certificates
- Required for deceased ancestors in the chain
- Helps establish timeline and identity of the lineage
Proof of Physical Presence
- CBSA Entry/Exit Report (Access to Information request)
- Canadian tax returns and employment records
- School transcripts and provincial health card records
*Only required for births occurring on or after Dec 15, 2025.
