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National Identity Number (Fødselsnummer) or D-number
Norway
Last verified: 2026-02-20
Fees, fines, and deadlines are approximate. Always verify with official sources.
Key Registrations & Procedures
National Identity Number (Fødselsnummer) or D-number
Deadline: Apply at the same time as or after police registration. D-number: for stays under 6 months. Fødselsnummer: for stays over 6 months.
Processing Time: D-number: 2–4 weeks. Fødselsnummer: 4–12 weeks. Sent by post.
Fees: Free
Appointment: Required at tax office — book online at skatteetaten.no or visit SUA in Oslo.
Required Documents:
- Valid passport (must bring original)
- Police registration confirmation
- Employment contract or proof of reason for stay
- Proof of address in Norway
- Completed ID verification form (available at tax office)
Where to Do It:
Skatteetaten (Tax Administration) offices. Oslo: SUA (Service Centre for Foreign Workers), Tøyenbekken 3 — combines tax, police, and UDI. Bergen, Trondheim, Stavanger: local Skatteetaten offices.
If You Don't Do It:
Without an identity number, you may not be able to open a Norwegian bank account (critical for receiving salary), get BankID (needed for virtually everything digital), access healthcare, or sign most contracts.
Regional Variations: Oslo SUA is a one-stop shop. Other cities require separate visits to police and tax office.
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