That type of situation is more straightforward if, in the middle, a trusted company can help you with everything related. Usually, these companies know all the rules and are familiar with legislation even abroad. Therefore, things would have a fast solving. The law regarding inheritance and heirs is complicated for regular people. Still, it is pretty easy for those who work daily with such issues to get all the formalities done so that all tax inheritance problems can be solved. If you are in such a situation, you should seek specialized help.