Help
Sorry, I answered in swedish in the other thread.
The phone number to Skatteverket is +46-8-564 851 60 maybe they can help you with what is necessary in terms of legality.
You can call Stadshuset and ask them if there are any available time slots.
+46 -8-508 29 300 or +46 -8-508 29 330
They are open for calls
monday 9-11 and 13-14
tuesday, wednesday and friday 9-11