Federal Act
on Private International Law
(PILA)

¹ The sub­stant­ive valid­ity, re­voc­ab­il­ity and in­ter­pret­a­tion of a will, to­geth­er with the ef­fects of the pro­vi­sions that it con­tains are gov­erned by the law of the state of the test­at­or’s dom­i­cile at the time the will is made.

² If the test­at­or sub­mit­ted their en­tire es­tate to the law of any one of the states of which they are a cit­izen in the will con­cerned or in an earli­er dis­pos­i­tion (Art. 91 para. 1), that law ap­plies in lieu of the law des­ig­nated in para­graph 1.

³ The test­at­or may sub­mit the will to the law of any one of the states of which they are a cit­izen. The test­at­or must have the rel­ev­ant cit­izen­ship either at the time of mak­ing the will or at the time of their death.