Federal Act
on Foreign Nationals and Integration
(Foreign Nationals and Integration Act, FNIA)¹

¹ Dur­ing ex­pul­sion or re­turn pro­ceed­ings, the com­pet­ent can­ton­al au­thor­ity may ar­range for the per­son con­cerned as well as the be­long­ings they are car­ry­ing to be searched in or­der to seize travel and iden­tity doc­u­ments. The search may be con­duc­ted only by a per­son of the same sex.

² If the court of first in­stance has is­sued a de­cision, the ju­di­cial au­thor­ity may or­der a search of a dwell­ing or of oth­er premises if it is sus­pec­ted that a per­son sub­ject to a re­turn de­cision or ex­pul­sion or­der may be hid­ing there, or that travel and iden­tity doc­u­ments re­quired for the pro­ced­ure and en­force­ment are hid­den there.¹⁷⁴