The Swiss authorities online
Why you might need a criminal records extract and how to order one.
Only if you apply for a job in a professional capacity (e.g. as a teacher, paediatrician, etc.) or in an organised non-professional activity (e.g. as a football coach, scout leader, etc.) or actually do any of these jobs in which you have regular contact with minors or other especially vulnerable persons or with patients in the healthcare sector. Or when you ask a public authority for authorisation to carry out an activity of this type.
Only if you are applying to carry out or are carrying out a professional activity (e.g. teacher, paediatrician) or organised non-professional activity (e.g. football coach, scout leader) that involves regular contact with minors or other especially vulnerable persons.