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 (i.e., Norwegian physical address and be stated in the format: street/road name, house number, postcode and postal town. A PO boxis not accepted.)
  • be 18 years or older (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)

Register of Legal Entities Act on entities that must be registered (in Norwegian only)

Registering a sole proprietorship

This is how you register a sole proprietorship if you have a Norwegian national ID number or D-number(If you have a d-number, you are obligated to go through an ID-verification with the Tax Administration. If you have not had your identification confirmed at a tax office, you will not be able to complete the registration until the identification has been confirmed):

  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 d-number for persons in connection with registration in the Brønnøysund Register Centre" and "Simplified register notification Part 1 – Form for sole proprietorships":

    The Brønnøysund Register Centre – Application for a d-number

    The Brønnøysund Register Centre – Simplified form for sole proprietorships

    Guideline to Coordinated register notification – simplified form for associations

  2. Send the forms to the postal address stated on the form "Simplified registration form for Sole proprietorships". Enclose a certified copy of valid identification.
  3. When a D-number has been assigned to you, you need to book an appointment for ID-verification with the Tax Administration.
  4. When the ID-verification is completed, the Brønnøysund Register Centre will process your registration.

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).

The Business Name Act on the requirement for business names (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, and sole proprietorships with more than five employees.

The registration fee in the Register of Business Enterprises is NOK 2,250 in the case of electronic registration, 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.

The Brønnøysund Register Centre – Registering a sole proprietorship

The Brønnøysund Register Centre – Compulsory registration in the Register of Business Enterprises

How long does it take?

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

The Brønnøysund Register Centre – Expected processing time

The Brønnøysund Register Centre – How to check the status of your case

Running a sole proprietorship

You can read about running a sole proprietorship here.

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