StartSkjemaoversiktSkatteetatenThird party information - options in start-up companiesThird party information - options in start-up companies (RF-1537)TTax AdministrationDo you need help?The tax authorities can help you with questions related to the form. E-mail: grunnlagsdata@skatteetaten.no Phone: 800 80 000 (enter choices 2-3-3)