Gas Sales Tax Reporting (GSTR)

A secure service for creating and submitting gas sales tax reports to the Norwegian Tax Authorities, in order to be compliant according to Norwegian Tax and Petroleum law (§ 6 no 6) tax regulations

The purpose of the service is to provide the users with a secure tool for creating and submitting the information elements requested by the Norwegian Tax Authorities. The Gas Sales Tax Reporting solution meets the requirements for reporting of gas sales tax information to the Norwegian Tax Authorities.

The background for EPIM offering this service is the changes in the Petroleum Taxation Act § 6 No. 6, dated 25 June 2010.

Pursuant to this article, petroleum companies is required to inform about sales and contract terms for sale of all natural gas produced on the Norwegian Continental Shelf. Information should be submitted to the Oil Taxation Office (OTO) within 45 days after the end of each quarter.

Steps required to get access to Gas Sales Tax Reporting

Step 1: Request access to service

If your organisation is new to EPIM, please complete the onboarding form on

When the onboarding form has been submitted, you will be contacted by the User Organisation Administrator from EPIM. Depending on the service(es) requested, the User Organisation Administrator may need additional information.

If your organization is already subscribing to one or more EPIM services, please contact your organization’s Contract Administrator towards EPIM, who will then log on to the self-care portal and request access to the service. If you don’t know who your organisation’s Contract Administrator towards EPIM is, please contact EPIM User Organisation Administrator:


Support:   | +47 52 04 00 00

Domain Responsible: Magnus Svensson | | +47 959 43 203