Starting and registering a sole proprietorship

To register a sole proprietorship, you must choose a business name and describe the business you intend to run. You can find what the requirements for starting a sole proprietorship are, and how to proceed with the registration of the enterprise here.

In order to start a sole proprietorship, you must:

  • plan to carry on commercial activity
  • have a Norwegian business address (the business address must be a Norwegian physical address and be stated in the format: street/road name, house number, postcode and postal town (not postbox))
  • be aged 18 or over (if you are over 15, you can register a sole proprietorship with the permission of your guardian and the County Governor (Application for the County Governor's approval (choose "Annet" once you are logged in to the form))

Registering a sole proprietorship

This is how you register a sole proprietorship if you have a Norwegian national ID number or D-number:

  1. Register a sole proprietorship by completing the form entitled 'Coordinated register notification' in Altinn.
  2. If you have an agreement with an accountant or auditor, he or she must confirm the undertaking by signing the form electronically.
  3. Send the notification for signing. You will then receive a notification for signing in your Altinn inbox, which you will use in order to sign the form.
  4. You will be notified when the business has been registered via your 'Inbox' in Altinn. Electronic signing

If you do not have a Norwegian national identity number or D-number:

  1. Register a sole proprietorship by completing and signing the paper forms:
    Application for assignment of D number

    Brønnøysundregistrene - forenklet skjema for registrering av enkeltpersonforetak (in Norwegian only)

  2. Send the forms to the postal address stated on the form. Enclose a certified copy of valid identification.
  3. You will be notified when a D number has been assigned and the registration process is complete.

Foreign Citizen

If you are not a citizen of an EU/EEA country, and are planning to run a business in Norway, you need to have a residence permit that will allow you to work here. You can find information about the terms and requirements for resident permit on the Norwegian Directorate of Immigration's (UDI) website.


Directorate of Immigration - apply for a residence permit

Name of sole proprietorship

In the case of a sole proprietorship, your surname must be part of the business name. You can also choose a marketing name for your business. Read more about choosing names (domains, business names and trademarks).

Foretaksnavneloven om krav til foretaksnavn (in Norwegian only)

How much does it cost?

Registering a sole proprietorship in the Central Coordinating Register for Legal Entities is free of charge.

Some sole proprietorships must also register in the Register of Business Enterprises. This primarily applies to sole proprietorships that intend to trade in ready-made goods, have more than five employees or use goods as collateral.

The registration fee in the Register of Business Enterprises is NOK 2,250 in the case of electronic registration in Altinn, or NOK 2,832 in the case of registration using a paper form.

You will be assigned an organisation number when the registration has been approved.

Registration of a sole proprietorship

Register requirements in the Register of Business Enterprises

How long does it take?

The Brønnøysund Register Centre's case processing times vary during the year.

Oppdatert oversikt over saksbehandlingstidene (in Norwegian only)

Sjekk status på din sak (in Norwegian only)


Running a sole proprietorship

You can read more about running a sole proprietorship here.

Did you find what you were looking for?

Thank you for responding.

Open contact form