Safe Third Country Agreement (STCA) — Canada-US Border + Refugees
The Safe Third Country Agreement between Canada + USA fundamentally shapes refugee claims at the Canadian border. Expanded in March 2023 to cover the entire border (including previously-exempt unofficial crossings like Roxham Road), STCA significantly restricts US-transit refugee claims in Canada. This page covers how STCA works + the exceptions.
What STCA is + how it works
Canada-US Safe Third Country Agreement (in force since December 2004) requires refugee claimants to seek asylum in the FIRST of the two countries they arrive in. Practical implications:
- Refugee claimant flying from country of origin to USA, then trying to enter Canada by land to claim asylum → generally turned back at Canadian border
- Refugee claimant flying from country of origin directly to Canada → can claim asylum normally
- Refugee claimant making in-Canada claim (already physically inside Canada) → STCA doesn't apply; claim proceeds
The March 2023 expansion
Previously, STCA only applied at official ports of entry. This created an incentive for refugee claimants to cross irregularly (e.g., Roxham Road between NY State + Quebec) — once on Canadian soil, they could make an in-Canada claim. Volumes grew significantly through 2022.
The March 2023 expansion brought the entire Canada-US border under STCA — including irregular crossings. Now:
- Refugee claimants apprehended at irregular crossings can be returned to USA under STCA
- Roxham Road + similar crossings no longer provide a workaround
- Volumes of irregular crossings dramatically decreased post-March 2023
STCA exceptions (still allow Canadian claim)
Family member exception
Claimant has a family member in Canada who is:
- Canadian citizen
- Permanent resident
- Protected person (refugee, person in need of protection)
- 18+ year old with claim accepted by Canada
- 18+ year old with valid Canadian work or study permit (longer than 4 months)
- Valid Canadian temporary visa holder (in some narrow circumstances)
Qualifying family members: spouse, common-law/conjugal partner, parent, child, sibling, grandparent, grandchild, aunt, uncle, nephew, niece.
Unaccompanied minor exception
Claimant is under 18 + not accompanied by a parent or guardian who is also a claimant.
Document holder exception
Claimant holds a valid Canadian visa, work permit, or study permit at the time of claim (i.e., they could enter Canada on their existing documents anyway).
Public interest exception
Discretionary — for cases where allowing the claim in Canada serves Canadian public interest. Rare; case-by-case.
Did not transit through US
STCA only applies if claimant transited USA before reaching Canada. If they flew directly from country of origin to Canada (no US transit), STCA doesn't apply.
Practical implications
- If you're in your country of origin + want to claim asylum in Canada: fly directly to Canada from country of origin (not via USA). Make your claim at port of entry or inland.
- If you're in USA + considering claiming asylum in Canada: Check if you meet an STCA exception. Otherwise, you'll likely be returned to USA at the border.
- If you're already in Canada + want to claim: STCA doesn't affect in-Canada claims. File your refugee claim.
Status of US as "safe" country
STCA's validity depends on USA continuing to qualify as a "safe" country for refugees under Canadian law. Concerns about US asylum policy (especially after 2017+ policy changes + 2025 administrative changes) have driven multiple constitutional challenges. The Supreme Court of Canada (2023) upheld STCA, but ongoing US policy shifts may trigger renewed legal challenges.
Common STCA-related mistakes
- Attempting to enter Canada irregularly post-March 2023 — return + further immigration difficulties
- Not knowing about family member STCA exception — qualifying family can enable Canadian claim
- Going underground in USA hoping to evade STCA — does not work for entry to Canada
- Misrepresenting US transit at Canadian border — leads to refusal + multi-year inadmissibility
What if STCA refused entry?
Claimants returned to USA under STCA can attempt to claim asylum in USA (separate US process; different from Canadian system). USA + Canada may have different criteria + outcomes. Many returned claimants face very different US asylum processes.
FAQ
What's the Safe Third Country Agreement?
Bilateral agreement between Canada + USA. Refugee claimants must claim asylum in the FIRST safe country they arrive in (Canada or US). A claimant who first transited the US generally cannot claim asylum in Canada — they're turned back at the border to claim in the US (and vice versa). Expanded in March 2023 to cover the ENTIRE Canada-US border, not just official ports of entry.
Are there exceptions to STCA?
Yes — limited categories: (1) Has family member in Canada (citizen, PR, certain TR status); (2) Unaccompanied minor under 18; (3) Holds valid Canadian document (visa, work permit, study permit); (4) Public interest exception (rare); (5) Certain individuals who entered Canada without traveling through US first (e.g., direct flight from country of origin).
What happened to Roxham Road?
Roxham Road (a famous unofficial border crossing between NY State + Quebec) was a workaround to STCA because the agreement previously only applied to official ports of entry. In March 2023, STCA was expanded to cover the entire Canada-US border — including Roxham Road + all irregular crossings. Refugee claimants making irregular crossings can now be returned to the US.
Can I still claim refugee status in Canada if I came through US?
If you came through US + don't meet an STCA exception, you'll generally be turned back at the border to claim in the US instead. Limited exceptions allow Canadian claim. If you're already in Canada (didn't make the claim at the border), STCA doesn't apply retroactively — your in-Canada claim proceeds normally.
Has STCA been legally challenged?
Yes — multiple constitutional challenges. The Supreme Court of Canada (2023) upheld the agreement as constitutional, ending the most significant legal challenge. New constitutional challenges may emerge as US asylum law changes; STCA validity depends on USA continuing to qualify as a 'safe' country for refugees under Canadian law.
STCA + refugee strategy — book your free review
Halani Immigration Services Inc. (RCIC-IRB R711322) advises on STCA exceptions, refugee claim strategy, and alternatives. Free 15-min review.
Free Refugee Strategy Call →Related: Refugee claim · s.96 vs s.97 · RPD overview