Federal Act
on Private International Law
(PILA)

If the par­ents are not dom­i­ciled in Switzer­land and the child does not have his or her ha­bitu­al res­id­ence there, the courts at the Swiss place of ori­gin of either par­ent have jur­is­dic­tion to hear an ac­tion to de­clare or con­test a par­ent-child re­la­tion­ship, provided the ac­tion can­not or can­not reas­on­ably be ex­pec­ted to be brought at either par­ent’s dom­i­cile nor at the child’s ha­bitu­al res­id­ence.