How much tax do I pay on NZ$40,000 self-employed in New Zealand?

If you earn NZ$40,000 as a self-employed individual in New Zealand in 2024/25, your estimated tax breakdown is:

ItemAmount
Gross incomeNZ$40,000
Income TaxNZ$6,020
ACC Earners' LevyNZ$640
Total taxNZ$6,660
Take-home payNZ$33,340
Monthly set-asideNZ$555
Effective tax rate16.7%

Set aside approximately NZ$555 each month to cover your 2024/25 tax bill.