Earlier quoted context omitted.
They do not. Anyone is free to create a sole proprietorship/partnership/corporation provided that there is not national security implications ("Pam and Tom's Atomic Weapons" - Disallowed "Pam and Tom's Fighter Craft Displays" - Allowed) or confusion in the marketplace or depletion of nation resource (fishing companies, dairy companies, logging, etc). Actually, small business law in Canada is extremely well thought ou…
Can you as us citizen register company in Canada and provide your services in US? Is there anything against it? Import tax on services?
In fact the only sensible way to work for a Dutch company whilst living in Sweden is to have your own company or be a sole trader, even if you work 100% for the same company in the Netherlands and invoice only them.