ニュージーランドの消費税・GST計算：NZ$300（15.0%）
Instant 2026 calculation for New Zealand Goods and Services Tax (IRD GST) on NZ$300 in New Zealand (Standard Rate: 15.0%).
Add 15.0% GST (Excl → Incl)
NZ$345.00
GST Added: +NZ$45.00
Remove 15.0% GST (Incl → Excl)
NZ$260.87
GST Extracted: -NZ$39.13
New Zealand GST / Consumption Tax Breakdown on NZ$300
| Net Amount (Excluding GST / 税抜) | NZ$300.00 |
| + 15.0% New Zealand Goods and Services Tax (IRD GST) | +NZ$45.00 |
| Gross Total (Including GST / 税込) | NZ$345.00 |
| Reverse Calculation: Gross Input NZ$300.00 → Net Base | NZ$260.87 (Tax: NZ$39.13) |