Quote Originally Posted by HoreTore View Post
No, wrong.

Maximum sentence is life, meaning 21 years PLUS something called "forvaring"(I don't think an english term exists). It basically works likethis: once the 21 years are up, a hearing will take place. A court will decide if he is a danger to society or not. If he is, he will be given an automatic 5 years sentence. After those five years are up, the same heàring takes place. This goes on until the prisoner dies or is found not to be a treath. In ABB's case, it's safe to assume that he will spend his life in prison.

This law is quite new, I think it was made around 2000. No idea where you got 18 years from though.
5 seconds of googlage. forvaring=containtment.