Some CAA will study the project closely and will not grant it because they know it is not built 51% by the owner.
Look at the AK1-3 'kit'copter. Completely built in Ukraine and you just had to install the tail boom and some minor other things. Was rejected by many CAA because it was not built 51% by the owner.
I cannot see 500 guys together at Hill helicopters walking in all directions assembling their aircraft and asking a zillion questions...