Yes, you can prepay the PSVA electronically via our application form.
Alternatively you can pay at Swiss customs offices.
Related articles:
Can I obtain a refund for the PSVA when leaving Switzerland earlier?
How much does the Swiss PSVA cost?
Where can I buy the Swiss PSVA for foreign vehicles?
Do I need a printed proof of payment of the Swiss PSVA?
Do I have to pay the PSVA, even if the vehicle is parked?