You generally do not have to observe any specific customs regulations for your personal goods when leaving Switzerland. No export customs duties are payable.
However, clarify any bans, authorisations and restrictions with the relevant offices before leaving. These include, for example, animals, CITES species protection, weapons, cultural assets, etc. Bans, restrictions and authorisations.
For the temporary exportation of personal goods and/or temporary departure from Switzerland with valuable items (camera and laptop for holidays, portable musical instruments, etc.), please consult the information on personal effects: Customs Ordinance Article 63, Appendix 1 to Customs Ordinance Article 63.1 and portable musical instruments.