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Sao Tome and Principe Import Duty Calculator

Free Sao Tome and Principe import duty calculator with country-specific defaults and clear step-by-step results.

About Sao Tome and Principe Import Duty Calculator

Estimates import duty and import VAT/GST on goods, giving the total landed cost including duties and taxes.

Formula

Formula

Duty = value × duty rate; VAT = (value + duty) × VAT rate

Worked example

With the default values below, Sao Tome and Principe Import Duty Calculator returns Import Duty of STN 100.00. Change any input above and every figure here is recalculated in your browser.

Inputs used

Goods Valueminimum 0 STN
1,000 STN
Duty Rateaccepts 0–100 %
10 %
VAT/GST on Importaccepts 0–100 %
15 %

Results

Import Duty
STN 100.00
Import VAT/GST
STN 165.00
Total Cost (Goods + Duty + VAT)
STN 1,265.00

Step by step

  1. 1Values used
  2. 2Formula
  3. 3Import Duty= 100.00 STN
  4. 4Import VAT/GST= 165.00 STN
  5. 5Total Cost (Goods + Duty + VAT)= 1,265.00 STN

Assumptions and limits

  • The result is derived only from the 3 inputs listed above. Anything not among them is not part of the calculation.
  • In particular, this calculator does not take inflation, fees or charges or compounding frequency into account.
  • Figures are rounded for display to 2 decimal places, so totals built from several rounded parts can differ slightly from the unrounded arithmetic.
  • Duty and VAT rates depend on the product classification and trade agreements — check Sao Tome and Principe customs rules.

How these calculators are built and tested is described on the Methodology page. If a figure looks wrong, please report it.

Duty and VAT rates depend on the product classification and trade agreements — check Sao Tome and Principe customs rules.

Frequently Asked Questions

How does this calculator work?

Estimates import duty and import VAT/GST on goods, giving the total landed cost including duties and taxes.

Are the figures specific to Sao Tome and Principe?

Importers and online shoppers need the true landed cost before ordering to avoid unexpected customs charges.

Related Calculators

Sao Tome and Principe specifics

Currency
Db STNSão Tomé & Príncipe Dobra
Region
Africa
Country code
ST
Amounts look like
STN 1,234,567.89
Dates look like
Mar 9, 2026
Units
metricWeek starts Monday

Results on this page are expressed in STN (São Tomé & Príncipe Dobra). Figures are estimates for general planning — confirm current rates and thresholds with the relevant Sao Tome and Principe authority before relying on them.

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Sao Tome and Principe Import Duty Calculator | Calcrivo