Good morning !
Nice that you want to move to switzerland ! welcome at first..
If you had a document that is calling COC i think it shout be easy. (changing only some parts like lamps and tachometer)
When not the Problems are starting and you can realy forget to bring it to switzland.
I took my motorbike and my alpina from germany to switzland and i had a lot of problems.....
but here are a lot of companies they can help you with the import...
greets