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

¹ Any per­son who as an em­ploy­er wil­fully em­ploys for­eign na­tion­als who are not en­titled to work in Switzer­land, or any per­son who ob­tains a cross-bor­der ser­vice in Switzer­land for which the ser­vice pro­vider has no per­mit is li­able on con­vic­tion to a cus­todi­al sen­tence not ex­ceed­ing one year or to a mon­et­ary pen­alty. In ser­i­ous cases, the pen­alty is a cus­todi­al sen­tence not ex­ceed­ing three years or a mon­et­ary pen­alty. …⁴⁵⁸

² Any per­son who has a leg­ally bind­ing con­vic­tion un­der para­graph 1 and again com­mits of­fences un­der para­graph 1 with­in five years is li­able on con­vic­tion to a cus­todi­al sen­tence not ex­ceed­ing three years or a mon­et­ary pen­alty. …⁴⁵⁹

³ If the of­fence is com­mit­ted through neg­li­gence, the pen­alty is a fine not ex­ceed­ing 20,000 francs.⁴⁶⁰