Short answer: Delaware apostilles and authentications are issued by the Delaware Division of Corporations. Its apostille office is at the John G. Townsend Building, 401 Federal Street, Suite 4, Dover, Delaware 19901.
Last reviewed September 30, 2026.
Does every document receive an apostille?
No. The destination country determines whether the document receives an apostille or another form of authentication. The document type also determines how it must be certified before submission.
Which Delaware documents can the state process?
The Delaware Division of Corporations states that it can authenticate or apostille documents signed by a Delaware notary or Delaware public official. Corporate records, vital records, school records, background checks, and privately signed documents can follow different preparation routes.
What information is needed?
- The country where the document will be used
- The purpose of the document
- The document type and issuing authority
- Whether the request is personal or commercial
- The desired processing speed and return-shipping method
Can a foreign-language document be submitted?
Delaware says a foreign-language document submitted for apostille or authentication must include an English translation, and both the foreign-language document and English version must be notarized.
Can Delaware Mobile Signings handle the submission?
Yes. We review the route, identify obvious preparation gaps, hand-deliver eligible Delaware requests in Dover, monitor the order, and arrange return shipping. Some federal and out-of-state records require a different authority.
Start with our Delaware apostille service. We will ask for the destination country before confirming the route.