Authenticating documents means making U.S. documents legally valid in Croatia, or Croatia documents valid in the United States. The process depends on whether Croatia is a Hague Apostille Convention signatory.
Croatia consulates processing authentications
When do you need authentication?
You need authenticated documents to:
- Marry abroad (FBI background check, divorce decree)
- Work or study in Croatia (diplomas, academic transcripts)
- Conduct business (corporate documents, powers of attorney)
- Inherit property or settle legal affairs
- Adopt a child or claim citizenship by descent
Required documents
- Original U.S. document (vital records, court orders, FBI check, etc.)
- Notarization by a U.S. notary (if not from a government agency)
- Authentication by the Secretary of State of the issuing state
- Apostille (Hague Convention) or consular legalization (non-Hague)
The authentication chain
For Hague Convention countries (apostille):
- Get the document notarized (if private)
- Submit to Secretary of State for apostille
- Done — apostille is recognized internationally
For non-Hague countries (consular legalization):
- Get the document notarized (if private)
- Authenticate at Secretary of State
- Authenticate at U.S. Department of State (sometimes)
- Legalize at the Croatia consulate
Costs and processing times
Consular legalization fee at Croatia consulates: typically $30-$100 per document. Total processing chain: 2-6 weeks.