台湾の消費税・GST計算：NT$20,500（5.0%）
Instant 2026 calculation for Taiwan Business Tax (營業稅 / GUI VAT) on NT$20,500 in Taiwan (Standard Rate: 5.0%).
Add 5.0% GST (Excl → Incl)
NT$21,525.00
GST Added: +NT$1,025.00
Remove 5.0% GST (Incl → Excl)
NT$19,523.81
GST Extracted: -NT$976.19
Taiwan GST / Consumption Tax Breakdown on NT$20,500
| Net Amount (Excluding GST / 税抜) | NT$20,500.00 |
| + 5.0% Taiwan Business Tax (營業稅 / GUI VAT) | +NT$1,025.00 |
| Gross Total (Including GST / 税込) | NT$21,525.00 |
| Reverse Calculation: Gross Input NT$20,500.00 → Net Base | NT$19,523.81 (Tax: NT$976.19) |