Temporary importation (CDTA + ATA Carnet)

The linked page below will provide you with information on the topic:

https://www.ezv.admin.ch/content/ezv/en/home/information-firmen/befreiungen--verguenstigungen--zollpraeferenzen-und-ausfuhrbeitr/einfuhr-in-die-schweiz/voruebergehende-einfuhr--zavv---carnet-ata-.html