Child custody in Switzerland
In Switzerland joint parental authority is the rule for married and unmarried parents alike, but an unmarried father needs a joint declaration.
Updated October 2026. Spotted a mistake? Tell us.
If the parents are married
Both parents hold joint parental authority.
If the parents are not married
The mother has sole authority until the parents make a joint declaration, which can be made when the father recognises the child or later. If one parent refuses to sign, the other can ask the child protection authority, which must order joint authority unless the child's interests require otherwise.
The unmarried father, in one line: The mother has it; the father needs a step: a joint declaration, registration, agreement, or living with the mother at the birth.
After a divorce or separation
Joint authority is the rule after divorce or separation, unless the child's welfare requires sole authority. Where there is joint authority and one parent or the child asks for alternating residence, the court or authority must consider it, but it is not presumed. Decisions about residence and contact must respect the child's right to regular personal relations with both parents.
What the child can say
Children are heard in person, in principle from about the age of six.
Moving house or moving abroad with the child
Where parents share authority, a move abroad, or a move within Switzerland that significantly affects the other parent's authority, needs the other parent's consent or the authority's approval.
If the parents live in different countries
Switzerland is a party to the 1980 Hague Child Abduction Convention, which lets a parent ask for a child wrongly taken to another country to be returned. It works only with countries that have accepted its accession, so check the other country on the treaty status table.
Understand the legal system first
Switzerland belongs to the Civil law family. Family law grows out of the legal tradition, so it helps to know how the system works.
Read the Switzerland legal-system profile in the Legal Families Atlas →
Who owns what in a marriage in Switzerland? →
Divorce rate and trend in Switzerland →
Official sources
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TheLawToKnow Tools’s child custody guide is an educational overview of general rules. It is not legal advice, and it does not replace the official source or a lawyer in the country. Report a mistake.

