1. The question
A destination qualifies for an apostille under the Convention. Does that mean the customs authority will accept one?
Not necessarily.
2. Where the Convention applies
Between the issuing and receiving states, for public documents.
The Convention obliges the receiving state to accept the apostille in place of legalization.
3. Where it may not be enough
The receiving authority’s own rules
Customs administrations may have domestic requirements that specify a document form regardless of the Convention.
Commercial documents
The Convention does not automatically cover private commercial documents. National law determines whether an invoice can be apostilled at all, and whether it is a public document once certified.
4. The UAE example
The UAE accepts apostilles for many documents.
Its customs authority retains legalization requirements for certain commercial categories.
5. What to do
Confirm with the importer, and with the destination customs authority where possible, that the apostille is accepted for the specific document type.
Do not infer from the country’s party status.
6. The cost of being wrong
The document has to be legalized after arrival, which means returning it.
7. A working rule
For commercial documents, treat apostille acceptance as a question to confirm, not an assumption to make.
8. Closing view
The Convention governs document authentication between states.
It does not govern what a customs officer will accept at a particular port.
Those are different things.
*This article is based on the Apostille Convention and China’s consular authentication regulations, updated October 2026.*