Calculate Norwegian income tax: 22% flat municipal/county tax on all general income. Bracket tax (trinnskatt) adds 1.7% on NOK 208,051–292,850; 4.0% on NOK 292,851–670,000; 13.6% on NOK 670,001–937,900; 16.6% on NOK 937,901–1,350,000; 17.6% above NOK 1,350,000.
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