When you need to use a U.S. document in a country that is not a member of the Hague Apostille Convention, the document must go through a more complex multi-step process called authentication and legalization.
12 steps across 3 sections
1. State Certification (for state-issued documents)
- The document must first be certified/authenticated by the Secretary of State (or equivalent) in the state where it was issued
- This verifies the notary's commission or the state official's signature
- For state-issued documents (birth certificates, marriage certificates, notarized documents), this step is required before federal authentication
- Skip this step for federal documents (FBI background checks, etc.) — go directly to Step 2
2. Federal Authentication (U.S. Department of State)
- After state certification, submit the document to the U.S. Department of State, Office of Authentications in Washington, D.C.
- The State Department certifies the state official's signature and seal
- This is an "authentication" (not an apostille) — it serves a similar purpose but is formatted differently for non-Hague countries
- The State Department attaches a certificate of authentication to the document
3. Embassy or Consulate Legalization
- The final step: submit the authenticated document to the embassy or consulate of the destination country in the United States
- The foreign embassy/consulate places its own seal/stamp on the document, confirming it is valid for use in that country
- This process is called legalization (or sometimes "attestation" or "consularization")
- Each embassy has its own procedures, fees, required forms, and processing times
Common Mistakes
- Starting the process too late — plan for 2-3 months minimum
- Getting an apostille instead of authentication for a non-Hague country
- Sending documents to the wrong state's Secretary of State (must be the state ...
- Not checking current embassy requirements (they change frequently)
- Not making copies of everything before submitting originals
Sources
- USAGov: Authenticate an Official Document for Use Outside the U.S.
- CSC: Apostilles, Authentications and Legalizations Explained
- OneSource Process: What If the Country Doesn't Accept Apostilles?
- Apostille MA: Non-Hague Countries List 2026
- Visa DC: U.S. Document Legalization
- Cogency Global: Demystifying Non-US Document Authentication