Art. 55 PILA from 2022

Art. 55 b. Adaptation and retroactivity in case of change of domicile
1 If the spouses transfer their domicile from one state to another, the law of the new domicile applies with retroactive effect as from the date of the celebration of marriage. Spouses may exclude retroactivity by written agreement.
2 A change of domicile has no effect on the applicable law if the spouses have agreed in writing that the former law shall remain applicable or if they are bound by a marital agreement.
Es besteht kein Anspruch auf Aktualität und Vollständigkeit/Richtigkeit.