Calculate import duties, taxes & fees for international shipments
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Easily calculate customs duties, tariffs, and taxes for any product in seconds.
Disclaimer: This import duty calculation is an estimate only. Final customs duties, taxes, and fees are determined by U.S. Customs and Border Protection (CBP) based on the official Harmonized Tariff Schedule (HTSUS) and applicable regulations. We do not guarantee accuracy and this tool is for informational purposes only.
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Import duty and tax calculations have become more important than ever in 2026 as global ecommerce, cross-border shopping, and international shipping continue to grow. Whether someone is buying a single item online from China, managing Amazon FBA shipments, or importing products for a global retail business, understanding how customs duty works helps prevent surprises, delays, or unexpected fees at the border. Estimating duty in advance also helps importers compare suppliers, determine final pricing, and calculate the true landed cost of goods before completing a purchase.
This guide explains how to calculate import duty and taxes online using free tools, how worldwide customs calculators work, and how to find HS codes, tariff rates, and accurate tax estimates for more than 190 countries. It is useful for individual shoppers, small businesses, ecommerce sellers, freight forwarders, and anyone planning to import goods by air, sea, courier, or postal service.
In 2026, import duty estimation is essential because customs authorities around the world have tightened cross-border rules, reduced de minimis thresholds, and increased digital compliance checks. Many countries now require advance data submission and stricter HS classification accuracy. Incorrect duty estimation can lead to higher costs, shipment delays, penalties, or unexpected VAT and GST charges. With global marketplaces such as Amazon, Alibaba, AliExpress, Temu, and Shopify-based sellers expanding, estimating customs charges has become a necessary step in the buying and logistics process.
This guide covers everything from online duty calculators and tariff lookups to HS codes, landed-cost formulas, customs fees, and worldwide tax estimation. It is written for importers of all levels—including hobby shoppers, small ecommerce sellers, Amazon FBA businesses, freight planners, and international buyers looking to understand duty and taxes before placing an order.
Calculating import duty for any country begins with using an accurate online customs calculator. Many global tools now allow importers to estimate charges instantly by entering basic shipment information. Free calculators like TariffDutyCalculator.com, government tariff portals, and HS code lookup databases offer simple workflows for estimating customs duty, VAT, GST, excise tax, and environmental fees.
Online calculators help importers understand whether a product is cost-effective before buying, especially when shipping from distant suppliers. Using these tools eliminates guesswork by showing estimated import charges based on the item classification, origin, and shipping method.
Free calculators are widely used because they simplify the process of finding duty rates, estimating VAT, and determining landed cost. These calculators gather data from customs authorities, HS code tariff schedules, WTO rules, and trade databases such as UNCTAD and government customs portals. They provide estimates for global trade routes such as China to USA, UK to Germany, India to Canada, or EU to Australia.
Importers use calculators when sourcing new suppliers, comparing international marketplaces, or preparing commercial shipments. They are especially important for ecommerce sellers who must determine Amazon FBA import charges, Shopify dropshipping costs, or cross-border parcel taxes before listing products. Online shoppers also rely on duty calculators to avoid unexpected fees when buying electronics, clothing, cosmetics, or luxury goods from international websites.
Worldwide customs calculators cover more than 190 countries and use standardized tariff schedules to determine duty and tax estimates. The calculation process is similar across borders, but tax components and thresholds vary by country.
Global calculators gather data from customs authorities including US CBP, UK HMRC, European Commission Taxation & Customs Union, Canada CBSA, Australia ABF, New Zealand Customs, India CBIC, and many others. This ensures that duty estimates apply to a wide range of import destinations.
Common examples include calculating import duty from China to the United States, where tariffs, excise taxes, and MFN rates apply depending on product type. Importing goods from the UK to Germany involves EU VAT, customs duty based on HS classification, and country-specific thresholds. Importing from China to Australia may involve GST and customs duty depending on value and commodity. These calculators provide accurate previews of cross-border tax costs.
Import duty estimators require specific inputs to generate accurate results. Entering the correct HS code, item value, shipping cost, and country of origin ensures precise tax calculation.
Users typically need the product description, HS code, declared value, origin country, destination country, shipping cost, insurance cost, and Incoterm used. These inputs allow calculators to determine customs value and apply the correct duty rate.
CIF (Cost, Insurance, Freight) includes the total cost of goods plus shipping and insurance. Customs agencies in many countries calculate duty based on CIF value. FOB (Free on Board) includes only the product cost and does not include shipping or insurance. Calculators usually convert FOB to CIF for accurate duty estimation.
One of the most useful features of online duty calculators is their ability to help importers understand total charges before committing to a purchase. This applies to personal and business buyers alike.
Shoppers use duty calculators to determine whether buying directly from an international retailer is more cost-effective than purchasing locally. Businesses use calculators when forecasting landed cost, planning inventory, or evaluating supplier options across countries.
Most import taxes include customs duty, VAT or GST, excise duty, processing fees, brokerage fees, and environmental taxes. Some countries charge luxury taxes on high-value items. Calculators break down these charges clearly so importers know exactly what to expect.
To calculate total customs charges accurately, importers must consider all cost components that contribute to the final landed cost of the goods.
Landed cost includes product cost, shipping charges, insurance, customs duty, VAT or GST, excise tax, brokerage fees, handling charges, and any port or clearance fees. Calculators combine these elements to show the final cost of imported goods.
Free calculators provide approximate duty estimates, while paid calculators offer detailed tariff schedules, trade agreement benefits, data exports, and advanced tools for importers managing large shipments. Businesses involved in frequent imports often use paid systems to maintain compliance and minimize errors.
HS codes determine the duty rate for every imported product. Knowing the correct HS code ensures accurate tax calculation and smooth customs clearance.
The HS code, or Harmonized System code, is a six-digit classification system used globally to categorize goods. Countries add additional digits for national tariff schedules. Incorrect HS codes lead to incorrect duty rates or customs delays.
Importers can find HS codes on supplier invoices, trade databases, customs tariff portals, or HS lookup tools. Freight forwarders, customs brokers, and duty calculators also help identify the correct classification.
Accurate HS classification requires reviewing technical specifications, product composition, and intended use. This ensures the correct duty rate applies in the destination country.
Many importers miscalculate duty due to incorrect inputs or misunderstanding customs terminology.
Incorrect HS codes lead to wrong tax calculations and may cause customs penalties. Importers must verify the product’s technical specifications before classification.
Shipping and insurance often contribute to customs value. Ignoring them leads to inaccurate estimates, especially in countries where duty is based on CIF value.
Many importers forget about VAT, GST, or excise tax. These components can sometimes exceed the duty itself, significantly affecting total costs.
Ecommerce sellers rely heavily on duty calculators because international taxes directly affect pricing, margins, fulfillment costs, and customer returns.
Amazon FBA sellers must estimate landed cost for inventory shipped to fulfillment centers in the United States, Canada, the UK, Europe, and Australia. Shopify sellers who ship cross-border need to understand how duty affects final price and shipping rates.
Amazon sellers use calculators to determine whether sourcing from China is profitable after tariffs. Shopify sellers use calculators to avoid overcharging or undercharging customers for international orders. Both use duty estimators to remain competitive in global markets.
Accurate duty calculation requires specific shipment information. Missing or incorrect data leads to inaccurate tax results.
Importers need the product description, HS code, origin and destination country, commercial invoice value, shipping cost, insurance, Incoterm, and package weight or volume. Reliable data ensures a smooth customs clearance process.
Product data can be sourced from supplier catalogs, commercial invoices, customs documents, or online product listings. HS code databases and tariff portals also provide essential classification information.
Once duty, VAT, GST, and excise taxes are calculated, importers can determine the final landed cost.
The basic landed cost formula is:
(Item Cost + Shipping + Insurance) × Duty Rate + VAT/GST + Fees.
This formula helps importers compare total expenses and decide whether a purchase is financially viable.
Small packages shipped by courier require quick duty estimates, while bulk shipments parked in ports or warehouses require detailed landed-cost calculations. B2B imports typically need more advanced costing methods due to larger volumes.
Duty calculators are useful at multiple stages of the buying and sourcing journey.
Importers use calculators before paying suppliers to estimate final costs and determine whether a product fits within their budget or target margin.
Dropshipping sellers use calculators for estimating customer import charges. Businesses purchasing bulk stock use them to forecast annual import expenses.
Large organizations use duty calculators as part of compliance, budgeting, and supply chain planning.
Many online calculators are free, while some advanced tariff systems charge for premium features.
Most worldwide calculators support over 190 countries and gather data from global customs databases.
HS lookup tools help classify goods. Calculators can estimate HS codes based on product descriptions, but accuracy improves with detailed specifications.
Duty calculators provide close estimates based on published tariff schedules. Final charges may vary slightly depending on customs declarations and inspection results.
Estimating import duty and taxes is essential for buyers, ecommerce sellers, and businesses importing goods in 2026. Using a global duty calculator helps determine customs charges, compare suppliers, understand landed cost, and avoid unexpected fees at the border. With correct HS classification, detailed shipment data, and accurate tariff information, importers can make smarter decisions and plan purchases with confidence.
The most accurate and easy-to-use tariff duty calculator for international trade.
