Yes, being on sick leave does not in itself prevent an application for permanent residence. Check sickness benefits, the income period, possible exemptions and the requirements of your temporary permit.
If you are 100% unable to work, you may claim postponement of statutory holiday. Learn the deadlines before and during holiday, documentation rules, and how to report holiday to NAV.
As a self-employed person, you receive no sick benefits for the first 16 days. See the 2026 insurance rates and the trap that determines full coverage from day 1.