How can tax residency be proven within the EU?
There is no unique way of proving residence for tax purposes. The matter boils down to who is able to prove where the person's economic activity takes place.
Citizens of the EU as well as non-residents staying for longer than 90 days in the EU have to obtain a census certificate which reflects their "habitual ...
Can people use an LLC in Delaware to legally avoid tax in his home country?
Probably not. The home country would at least tax the income from owning the Delaware LLC as investment income.
In any event, the cost of that avoidance will be paying corporate income tax in the US.
Delaware LLC, for tax purpose, is a tax "flow" entity.
This is incorrect. ...
Assuming the company does everything correct irregardless of ownership, and assuming the company makes a profit (no profit = no taxes on profit), if Franz doesn't extract any money through salary or dividends, or any other benefits, then the company just increases in value. At some point in the future Franz or his heirs could sell the company for lots of ...
The company pays all required taxes in the country it is registered
it. Also, Franz puts money into the company.
The company will generally have to pay taxes on services rendered in Austria, even if the company is not registered in Austria. The jurisdiction of registration is all but irrelevant to the obligation to pay taxes on active business income.
The corporation is a separate entity from its shareholders and directors and it pays taxes on its income. If no salary, dividend, stock buy back or other benefit is provided to a director or shareholder, the person has no income from the corporation and thus no taxes. This is a generic answer regarding the nature of corporations.
what taxes or fees does he need to pay?
According to this glimpse of Austrian tax law, Franz would still have to pay income tax on any non-monetary compensation he gets from the company. See section of "Vermietung und Verpachtung [...]".
Non-monetary compensation is typically known as benefits. The term serves to distinguish that compensation from (1) any ...
Neither of those clauses has anything to do with whether a tax on the use of Whatsapp is legal:
The first clause tells users that they are responsible for any taxes that may be owed. It says nothing about whether such a tax is or is not legal.
The second clause says that users may not charge for Whatsapp services. It says nothing about whether the ...