ESN Agder is not involved with or responsible for anything regarding visa and residence permits. Therefore we are not able or have full information to answer questions regarding this topic.
ESN Agder only provide buddies to walk incoming exchange students to the police station after their arrival in Norway. Information about police registration and dates are provided by the Universitey
For any questions about visa and residence permit you can find the University information here: http://www.uia.no/en/studies/exchange-students/visa-and-residence-permit