For other nationalities, please refer to the list on the webpage of the State Secretariat for Migration (SEM).
SEM – Overview of ID and visa provisions according to the nationality (Annex 1, List 1: nationality)
If you are obliged to hold a visa (yes), please submit your application in triplicate and refer to the information on the webpage:
Where to apply for a national visa?
If you are not obliged to hold a visa (no), you are allowed to enter Switzerland without visa. However you are obliged to register within 14 days on arrival in Switzerland at the foreign police of your place of residence resp. at the competent cantonal authority.