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Foreign inheritance contract as an authentic instrument: evidentiary effect under Article 59

How Article 59 of the EU Succession Regulation classifies the evidentiary effect of a foreign inheritance contract as an authentic instrument in Austria.

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5 September 2026 · Mag. Bernhard Brandauer, Rechtsanwalt · last updated 26 August 2026

An inheritance contract made in another EU Member State may be relevant as an authentic instrument in Austrian probate. Article 59 of the EU Succession Regulation generally provides that such an instrument is to have the same evidentiary effect in another Member State, or the most comparable effect, as it has in the state of origin.

That rule concerns formal acceptance and evidentiary effect. Whether the inheritance contract was validly made, which legal relationships it creates and whether enforcement is required are separate questions.

Succession assessment

What question arises about the instrument?

The short assessment separates evidentiary effect, authenticity and the legal effect of the inheritance contract.

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01 Question 1

What is the question about the foreign authentic instrument?

Separate evidentiary effect, authenticity and the legal effect of the inheritance contract.

All paths at a glance

Overview of all answers.

01

Define the evidentiary effect precisely.

Article 59 of the EU Succession Regulation requires a review of the evidentiary effect the authentic instrument has in the state of origin and the effect sought in Austria. Present the instrument together with its origin and the specific issue it should prove.

International succession in Austria →
02

Examine authenticity under the law of origin.

Under Article 59 of the EU Succession Regulation, a challenge to the authenticity of an authentic instrument is governed by the law of the state of origin. The disputed signature, content or authority of the issuing body must be identified precisely.

Access to the estate file and missing documents →
03

Separate evidence from legal effect.

Article 59 governs the acceptance and evidentiary effect of authentic instruments. Whether an inheritance contract was validly made and which legal relationship it creates require a separate review under the applicable law.

Community of heirs and estate administration →

When is an inheritance contract an authentic instrument?

The EU Succession Regulation treats as an authentic instrument a document in a succession matter that has been formally drawn up or registered as an authentic instrument in a Member State. Its authenticity must relate to the signature and content and must have been established by a public authority or another authority empowered for that purpose.

The classification therefore depends on the document and the issuing authority. Calling a document a contract or an instrument does not by itself establish that Article 59 applies.

What evidentiary effect Article 59 provides in Austria

An authentic instrument from one Member State is to have the same evidentiary effect in another Member State as it has in the state of origin. If the law of the state of origin does not provide that effect, the most comparable effect applies.

The Austrian proceedings therefore need a precise statement of what the instrument is meant to prove. Is the issue a declaration, the content of an agreement or a fact recorded by the authority? The answer determines which records and objections matter.

How authenticity and legal effect are kept separate

Article 59 refers challenges to the authenticity of an authentic instrument to the law of the state of origin. An objection needs a concrete connection to the signature, content or issuing authority.

The legal effect of the legal act recorded in the instrument is a different issue. Article 59 also permits the legal act or legal relationship recorded in an authentic instrument to be challenged under the law applicable to the succession. Evidentiary effect therefore does not replace a review of the inheritance contract’s validity.

Which documents matter for presentation in Austria

For an initial review, secure the complete inheritance contract, supplements, details of its execution and the identity of the issuing authority. If the instrument is in another language, include a reliable translation in the document file. The translation and original must correspond in the passages that matter.

The procedural question should also be clear. The broader article on international succession in Austria explains how to organise an estate with a foreign element. If documents are missing, the article on access to the estate file addresses the next step.

Questions for review

What Article 59 covers and what remains open

The terms lead to different review steps.

Distinguishing the legal questions
Question Point of reference Review in Austria
Is the document an authentic instrument? Formal drawing-up or registration in the Member State Establish the authority, signature and content.
Which evidentiary effect applies? Effect in the state of origin Determine the same or most comparable evidentiary effect.
Is the inheritance contract valid? Applicable succession law and specific agreement Review legal effect separately from Article 59.

The requirements of the specific document and the applicable law remain decisive.

What should be stated clearly in the probate proceedings

An organised submission identifies the state of origin, issuing authority, date and precise purpose of the instrument. It can then distinguish whether the evidentiary effect should be accepted, authenticity is disputed or the legal effect of the inheritance contract requires review.

If the contract affects estate administration or division, the parties should describe the resulting position precisely. The article on community of heirs and estate administration addresses the practical conflict that can follow.

An authentic instrument can facilitate proof in the Member State where the proceedings take place. It does not by itself answer every authenticity question or establish the complete validity of the inheritance contract.
Frequent questions

Foreign inheritance contract as an authentic instrument

What does Article 59 of the EU Succession Regulation mean for a foreign inheritance contract? +
An authentic instrument from a Member State should have the same or the most comparable evidentiary effect in Austria as in the state of origin. The specific document must meet the requirements of the Regulation.
Does Article 59 automatically decide whether the inheritance contract is valid? +
No. The evidentiary effect of the instrument and the legal validity of the inheritance contract are separate questions. The applicable law governs validity.
Which law applies when authenticity is challenged? +
Article 59 refers a challenge to the authenticity of the instrument to the law of the state of origin. The objection should identify the disputed signature, content or issuing authority precisely.
Topics
Foreign inheritance contractAuthentic instrumentEU Succession RegulationEvidentiary effect

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