Nibor - the Norwegian Interbank Offered Rate - is a collective term for Norwegian money market rates at different maturities. Nibor is intended to reflect the interest rate level a bank require for unsecured money market lending in NOK to another bank. Norske Finansielle Referanser (NoRe) is from January 1 2017 administrator for Nibor. Nibor is calculated and published by Global Rate Set Systems (GRSS).