FAQ: Registration for the digital services of the Swiss Customs

Questions on step 1: Create a user account in ePortal

Questions on step 2: Enter your business relationship with the FOCBS

Questions on step 3: Register as an administrator using the onboarding code

Questions on step 4: Select the business partner role(s) of relevance for you

Questions on step 5: Set up a B2B connection

Additional questions

https://bazg.admin.ch/content/bazg/en/home/services/services-companies/registrierung-firmen/onboarding/faq-registrierung-eportal.html