Citizens of San Marino do not need a residence permit, but must register with the police within three months.
For nationals of other countries:
- Nationals of EU/EEA countries do not need a residence permit to stay or work in Norway. However, all nationals of EU/EEA countries who want to stay for longer than three months must register with the police.
- Nationals of non-EU/EEA countries who want to work in Norway or to stay for longer than 90 days need a residence permit.
The Directorate of Immigration (UDI) normally processes applications for a residence permit.