1.   Will I be entitled to social security benefits in Norway after I receive my tax refund?
A: Yes. The 8.2% is non-refundable tax, which constitutes the social security contribution.

 2.  Can I get a tax refund after the income declaration period has ended in Norway?
A: The income declaration period in Norway is from March 20 to May 1. If you miss this period, you can still submit appeals and claim a tax refund for the past three years.