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Inheritance dispute

Stepchildren and adopted children in an inheritance dispute: who really inherits?

In patchwork families, legal kinship determines whether stepchildren or adopted children inherit.

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Mag. Bernhard Brandauer

Attorney · BRANDAUER Rechtsanwälte, Salzburg

Inheritance matters are handled by Mag. Bernhard Brandauer together with a coordinated team. We examine the will, compulsory portion, gifts and deadlines and tell you clearly where you stand.

17 July 2026 · Mag. Bernhard Brandauer, Rechtsanwalt · last updated 9 July 2026

Patchwork families often create especially emotional misunderstandings in inheritance disputes. Stepchildren, adopted children, biological children, spouses and partners may be socially close, but they do not automatically have the same legal position.

This article deliberately focuses on the dispute scenario. It is not another general patchwork guide, but explains which records, evidence and legal categories matter after a death. Related context is the compulsory portion focus area.

Clarify family role

Which role matters in succession law?

The assessment separates family closeness from legal heirship.

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01 Question 1

What is the link to the deceased?

Not every social family role has the same legal effect in succession.

All paths at a glance

Overview of all answers.

01

Secure parentage and records.

For biological children, statutory succession and compulsory portion are central. Parentage, will and possible disinheritance still need separate review.

Focus: Compulsory portion →
02

Adoption can be decisive.

Under section 197 ABGB, adoption creates rights like parentage between adopter and adopted child. Section 199 ABGB contains specific inheritance effects.

Glossary: Statutory succession →
03

Stepchild status alone is not enough.

A stepchild does not become a statutory heir like a child merely because of a parent’s marriage. The decisive question is whether a will, legacy, adoption or other disposition exists.

Focus: Contesting a will →

Why family closeness and succession law may diverge

Everyday family language often calls everyone a child, although legal roles differ. In probate, what matters is not only who lived in the household or cared for the deceased, but which legal status can be proven.

Stepchildren in particular often expect participation after years within the family. Without adoption or testamentary disposition, that expectation may be assessed differently in law than it feels personally.

How adopted children should be classified

Section 197 ABGB gives adoption effects similar to parentage. Section 199 ABGB deals with inheritance effects in relation to biological and adoptive lines. The adoption order is therefore a key document.

In a dispute, date, scope and any later revocation or cancellation must be reviewed carefully. Small differences can affect who is statutory heir or who has compulsory portion rights.

Which evidence matters for stepchildren

For stepchildren without adoption, the review shifts to will, legacy, gifts, care services and written promises. This still does not automatically create heirship, but other claims or dispute points may exist.

Expectations should not be mixed with legal positions. A stepchild asserting or resisting rights should first secure documents, payments and the last will.

In patchwork cases, family feeling alone is not decisive. Legal status and available records determine the first review step.
Frequent questions

Stepchildren and adopted children in inheritance disputes

Does a stepchild inherit automatically? +
No. Stepchild status alone does not create statutory heirship like parentage or adoption.
Are adopted children treated like children for succession? +
Adoption creates rights like parentage under section 197 ABGB. Details and other family lines still need case specific review.
Can a will benefit stepchildren? +
Yes. A will or legacy can benefit stepchildren. The dispute then concerns interpretation, form and enforcement.
Topics
StepchildrenAdopted childrenCompulsory portionPatchworkInheritance dispute

Inheritance dispute, an overlooked compulsory portion, a doubtful will?

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