# Tariff Calculator — Free customs and HS code tool > Compare duty payable under ad valorem, specific and compound (higher or lower of) tariff types. - URL: https://demo.fcrsoft.com/en/customs/tariff-calculator - Language: en - Updated: 2026-10-03 - Publisher: FCRSOFT (https://fcrsoft.com) [Demos](https://demo.fcrsoft.com/?hl=en) / [Free Tools](https://demo.fcrsoft.com/en/tools) / [Customs and HS Code Tools](https://demo.fcrsoft.com/en/customs) / Tariff Calculator Free tool # Tariff Calculator Compare duty payable under ad valorem, specific and compound (higher or lower of) tariff types. No sign-up needed; results update as you type. [See the system that does this automatically Open the live demo](https://demo.fcrsoft.com/login.php?package=trade) ## Calculator Currency Customs value (CIF) : 53500 USD Net weight : 10000 kg Ad valorem rate : 8 % Specific duty (per kg) : 0.35 USD /kg Tariff type This calculator runs in your browser; the data you enter is not stored. ## Results Ad valorem 4,280 USD Specific 3,500 USD Customs duty payable 4,280 USD Effective rate 8.0 % **Calculate Customs Duties Automatically in Every File**Result: **4,280 USD**. FCRSOFT runs this calculation in every import and export file automatically and records landed cost and minimum selling price. [Open the live demo](https://demo.fcrsoft.com/login.php?package=trade) [Request a demo](https://fcrsoft.com/en/contact/) ## Tariff Calculator: worked example Example values: Customs value (CIF) 53,500 USD, Net weight 10,000 kg, Ad valorem rate 8 %, Specific duty (per kg) 0.35 USD/kg, Tariff type Compound: whichever is higher. With these values the results are: | Ad valorem | 4,280 USD | | Specific | 3,500 USD | | Customs duty payable | 4,280 USD | | Effective rate | 8.0 % | ### How to use: Tariff Calculator - Enter your own values: Customs value (CIF), Net weight, Ad valorem rate, Specific duty (per kg), Tariff type. - Choose the currency; money inputs are converted at an approximate rate. - Results are calculated as you type: Ad valorem, Specific, Customs duty payable, Effective rate. - Check every step of the calculation in the formulas below. ## How is it calculated? - **Ad valorem** = [Customs value (CIF)] × [Ad valorem rate] ÷ 100 - **Specific** = [Net weight] × [Specific duty (per kg)] - **Customs duty payable** = if([Tariff type] = 0; [Ad valorem]; if([Tariff type] = 1; [Specific]; if([Tariff type] = 2; [Ad valorem] + [Specific]; if([Tariff type] = 3; max([Ad valorem]; [Specific]); min([Ad valorem]; [Specific]))))) - **Effective rate** = [Customs duty payable] ÷ [Customs value (CIF)] × 100 Duty rates vary by country, origin and trade agreements. Verify current rates in the official customs tariff or with your customs broker; the tool calculates with the rates you enter. ## Other tools running on Trade Cost Engine Combines goods value, freight, insurance, customs duty, VAT and local charges into one cost chain and derives unit cost and profitability. - [Import Cost Calculator](https://demo.fcrsoft.com/en/trade/import-cost-calculator) - [Landed Cost Calculator](https://demo.fcrsoft.com/en/trade/landed-cost-calculator) - [Import Profit Calculator](https://demo.fcrsoft.com/en/trade/import-profit-calculator) - [Export Profit Calculator](https://demo.fcrsoft.com/en/trade/export-profit-calculator) - [Customs Duty Calculator](https://demo.fcrsoft.com/en/trade/customs-duty-calculator) - [Import VAT Calculator](https://demo.fcrsoft.com/en/trade/import-vat-calculator) - [Import Unit Cost](https://demo.fcrsoft.com/en/trade/import-unit-cost) - [Import Cost per Ton](https://demo.fcrsoft.com/en/trade/import-cost-per-ton) - [Import Cost per Kg](https://demo.fcrsoft.com/en/trade/import-cost-per-kg) - [Import ROI Calculator](https://demo.fcrsoft.com/en/trade/import-roi-calculator) - [HS Code Comparison](https://demo.fcrsoft.com/en/customs/hs-code-comparison) - [HS Code Tax Calculator](https://demo.fcrsoft.com/en/customs/hs-code-tax-calculator) FCRSOFT ## FCRSOFT does this for you automatically You don’t need to do the calculations and checks on this page by hand every day. FCRSOFT derives them all automatically from the records entered in the field. - HS codes and tax rates are stored on product cards. - Duties and VAT are calculated automatically in every import file. - Customs declarations and charges are linked to the file. [Open the live demo](https://demo.fcrsoft.com/login.php?package=trade) [Explore the Trade & Customs package](https://demo.fcrsoft.com/demo/trade?hl=en) [demo.fcrsoft.com](https://demo.fcrsoft.com/login.php?package=trade) ## Frequently asked questions How is Tariff Calculator calculated? Compare duty payable under ad valorem, specific and compound (higher or lower of) tariff types. The calculation uses Trade Cost Engine: Combines goods value, freight, insurance, customs duty, VAT and local charges into one cost chain and derives unit cost and profitability. How is Customs duty payable found? Customs duty payable = if([Tariff type] = 0; [Ad valorem]; if([Tariff type] = 1; [Specific]; if([Tariff type] = 2; [Ad valorem] + [Specific]; if([Tariff type] = 3; max([Ad valorem]; [Specific]); min([Ad valorem]; [Specific]))))). With the example values (Customs value (CIF) 53,500 USD, Net weight 10,000 kg, Ad valorem rate 8 %, Specific duty (per kg) 0.35 USD/kg, Tariff type Compound: whichever is higher) the result is 4,280 USD. Worked example: Tariff Calculator Example values: Customs value (CIF) 53,500 USD, Net weight 10,000 kg, Ad valorem rate 8 %, Specific duty (per kg) 0.35 USD/kg, Tariff type Compound: whichever is higher. Ad valorem: 4,280 USD; Specific: 3,500 USD; Customs duty payable: 4,280 USD; Effective rate: 8.0 %. Is Tariff Calculator free? Yes. The tool is free, needs no sign-up and runs in your browser; the data you enter is not stored. Can FCRSOFT do this calculation automatically? FCRSOFT runs this calculation in every import and export file automatically and records landed cost and minimum selling price. You can try the Trade & Customs package in the live demo without installing anything. Where do I find duty rates? Duty rates vary by country, origin and trade agreements. Verify current rates in the official customs tariff or with your customs broker; the tool calculates with the rates you enter. Which currency can I calculate in? Choose one of 28 currencies in the currency selector; monetary inputs are converted at an approximate rate. To use your own rate, enter the amounts directly. ## Related tools and guides [Free tool ### Customs Duty Calculator Calculate the customs duty payable from customs value, ad valorem duty, additional duty and specific duty per kg. Open the tool](https://demo.fcrsoft.com/en/trade/customs-duty-calculator) [Free tool ### HS Code Tax Calculator Calculate all taxes payable with the code’s customs duty, additional duty, anti-dumping, excise and VAT rates. Open the tool](https://demo.fcrsoft.com/en/customs/hs-code-tax-calculator) [Free tool ### Import Tax Calculator Calculate customs duty, additional duty, excise and VAT together and see the total import tax burden. Open the tool](https://demo.fcrsoft.com/en/customs/import-tax-calculator) [Guide ### What Is an HS Code and How Is It Found? The structure of HS and national tariff codes, the difference between 6 and 12 digits, steps to find the right code and the duty and penalty risks of misclassification. Read the guide](https://demo.fcrsoft.com/en/customs/what-is-an-hs-code)