台湾の消費税・GST計算：NT$900（5.0%）
Instant 2026 calculation for Taiwan Business Tax (營業稅 / GUI VAT) on NT$900 in Taiwan (Standard Rate: 5.0%).
Add 5.0% GST (Excl → Incl)
NT$945.00
GST Added: +NT$45.00
Remove 5.0% GST (Incl → Excl)
NT$857.14
GST Extracted: -NT$42.86
Taiwan GST / Consumption Tax Breakdown on NT$900
| Net Amount (Excluding GST / 税抜) | NT$900.00 |
| + 5.0% Taiwan Business Tax (營業稅 / GUI VAT) | +NT$45.00 |
| Gross Total (Including GST / 税込) | NT$945.00 |
| Reverse Calculation: Gross Input NT$900.00 → Net Base | NT$857.14 (Tax: NT$42.86) |