Canadian Citizenship by Descent

Canadian citizenship by descent refers to the process through which an individual acquires citizenship based on having a Canadian parent or ancestor, rather than being born in Canada or obtaining citizenship through naturalization. Traditionally, this pathway was limited to the first generation born outside Canada, with eligibility generally restricted to individuals who have a Canadian-born parent.

On 15 December 2025, the Government of Canada passed Bill C-3 following a December 2023 ruling by the Ontario Superior Court. This led to an important modernization of the Citizenship Act, expanding eligibility beyond the first generation. Under this revised framework, individuals with a Canadian ancestor, including a grandparent, great-grandparent, or earlier generation, may now qualify for citizenship, depending on their lineage and specific circumstances.

Requirements of Canadian Citizenship by Descent

You may qualify for Canadian citizenship by descent if:

• At least one of your parents was born in Canada; or
• You were born outside Canada and your parent or ancestor (grandparent, great-grandparent, or earlier generation) was a Canadian citizen at the time of your birth; or
• You were born outside Canada and your parent later became a Canadian citizen as a result of recent legislative changes

In addition, applicants must be able to demonstrate:

• A clear genealogical link to a Canadian parent or ancestor
• That the relevant parent or ancestor held Canadian citizenship status
• That eligibility falls within the scope of the updated Citizenship Act

Each case is assessed individually, particularly under the expanded rules introduced by Bill C-3.

Procedures and Time Frame for Canadian Citizenship by Descent

Individuals who believe they qualify for Canadian citizenship by descent must apply for a citizenship certificate to formally confirm their status. The application process typically involves submitting a completed application form, along with proof of identity and birth, supporting documentation establishing lineage (such as birth certificates across generations), and proof of Canadian citizenship of the parent or ancestor, such as a Canadian birth certificate or official records.

Processing times can vary depending on the complexity of the case and the volume of applications, particularly in light of recent legislative changes. Professional guidance can help streamline the process and ensure that all documentation meets the required standards.