The New Zealand Inland Revenue has announced updates to the Use of Money Interest (UOMI) rates for underpayments and overpayments on 18 December 2024.
The revised rates are set at 10.88% (down from 10.91%) for underpayments and 4.30% (down from 4.67%) for overpayments. The changes will take effect starting tomorrow, 16 January 2025, with
Use of Money Interest (UOMI) refers to the interest applied by tax authorities when a taxpayer overpays or underpays taxes or duties. Overpayments are refunded with interest, while underpayments incur interest charges and may also attract penalties with interest.