The Documents and letters from Indonesia could be enforced in the Netherlands if the documents had already legalized by :
Departments/Institutions in the Netherlands will not receive Indonesian documents  without legalization from the Dutch Embassy in Jakarta.
Certain procedures should be fulfilled to legalize the documents and letters which are enforced in the Netherlands in order to be used  in Indonesia. Those documents and letters must be legalized by :

Legalization of Company / Business Document(s) (€ 120/document)

Legalization of Personal Document


Ministerie van Buitenlandse Zaken

Afedling DPV/DF-legalisatie
Kamer 1B78
Bezuidenhoutseweg 67
Postbus 20061
2500 EB s’-Gravenhage
email: This email address is being protected from spambots. You need JavaScript enabled to view it.

Ministerie van plaatzelijk Gezonheidzorg

Bijvoorbeeld in Amsterdam :
(Inspecte voor de Gezonheidzorg)
Orlyplein 141-151
1043 DV Amsterdam
Telp. 0205800100

The letters will then authenticate/legalize by the Embassy.