Packages shipped outside the European Union are, depending on the destination country, subject to customs fees.
These fees are calculated differently in each country, depending on the value and type of product.
It is the final customer, therefore your customer, who is required to pay these fees / taxes on import.
How do you manage your assets? How are the doganal taxes managed? How are customs duties handled? Wie werden die Zollgebühren verwaltet? How are customs fees managed?