For cross-border sellers

Know what you keep — and what you must register

Twelve tools for marketplace fees, import duty, VAT, landed cost, de minimis and compliance, plus sourced references for twelve markets and eight product categories.

Occasional notes when a threshold or marketplace fee changes. No spam, unsubscribe anytime.

Twelve tools for the cross-border seller

Compliance

Marketplace fees

Pricing & margin

Taxes & duties

Country duty calculators

Browse all tools →

Reference

Short, sourced entries for the terms our tools act on — written for humans and machines alike.

Retail markets

Marketplaces

Compliance

Browse the full reference →

Four numbers between a sale and your bank account

A cross-border sale passes through four deductions before it becomes profit. The marketplace takes a referral fee and often a payment fee. Customs takes duty on the product's tariff code. The tax authority takes import VAT or GST, which is recoverable in some cases and a real cost in others. Logistics takes freight, insurance and the carrier's handling charge.

The calculators are arranged in the order the money moves. Start with the marketplace fee calculator to see the net payout. Add duty and tax with the landed cost calculator. Check whether the parcel is above or below the threshold with the de minimis checker. Then put the landed unit cost into the margin calculator to see whether the price works at all.

The de minimis cliff moved in 2026

MarketImport taxLow-value treatment (2026)What changed
United StatesNo federal VAT; state sales tax$800 exemption suspendedDuty applies from the first dollar
United KingdomVAT 20%No duty at or below £135Duty relief under review; removal targeted by March 2029
European UnionVAT 17–27% by country€3 flat duty up to €150€150 duty exemption ended 30 June 2026; interim rule to 30 June 2028
CanadaGST/HST 5–15%CAD 20 general courier remissionUS/MX origin: CAD 150 duty and CAD 40 tax relief
AustraliaGST 10%AUD 1,000 customs valueLow-value GST collected at checkout
JapanConsumption tax 10%¥10,000 total customs valueSome categories excluded from the exemption
SingaporeGST 9%S$400 import reliefLow-value GST collected via OVR
United Arab EmiratesVAT 5%AED 1,000 duty-free thresholdVAT still applies below the duty threshold

Each figure is tied to the customs or tax authority and checked on 2026-10-17. See the retail market reference for the source and the basis behind each row.

Marketplace fees are not one percentage

The headline commission is only part of what a marketplace takes. Fixed per-order charges, payment processing, subscription fees, fulfilment and advertising all land on the same sale, and the mix differs enough that the same product can be profitable on one platform and unprofitable on another.

PlatformTypical fee modelWhere the margin goes
Amazon8–15% referral, $39.99/mo Professional, FBA per unitFulfilment and advertising, not the referral fee
eBay~13.6% final value fee, per-order fee, no subscriptionFixed fees on low-ticket items
Etsy6.5% transaction, $0.20 listing, 3% + $0.25 processingFixed fees and offsite ads on cheap items
Walmart6–15% referral, no monthly feeApproval process and fulfilment choice
TikTok Shop~6–8% referral plus affiliate commissionsContent production and return rates
Shopify$39/mo plus 2.9% + $0.30, no commissionThe cost of buying your own traffic

Rates are indicative and change by category and country. The marketplace reference records the model and the caveats; the calculator lets you enter the exact figures from your seller centre.

Compliance is the part that gets listings removed

Duty and VAT are visible in a landed-cost sheet. Compliance is the cost that stays invisible until a marketplace asks for a document, a customs broker holds the shipment, or a competitor files a complaint against a missing registration. The first gate is usually a responsible person or a product mark; the second is a set of producer registrations that renew every year.

MarketFirst gateRecurring layer
European UnionEU responsible person under GPSR + CE markingPackaging EPR per member state, WEEE, batteries
GermanyLUCID packaging registrationstiftung ear WEEE + BattG + 19% VAT
FranceEPR producer identifier (UIN) + TrimanStream-specific EPR + 20% VAT
United KingdomUK responsible person + UKCA or accepted CEPackaging EPR, WEEE, VAT at checkout ≤£135
United StatesFCC / CPSC / FDA by product categoryState sales tax, Prop 65, battery and packaging laws
CanadaBilingual label + ISED for radioGST/HST, cosmetics notification, CCPSA
AustraliaRCM marking + supplier declarationGST, mandatory standards, TGA/AICIS by category
JapanPSE or MIC/Giteki certificationJCT registration, Japanese labelling, importer
UAEECAS registration for regulated productsArabic labelling, 5% VAT, local importer
Saudi ArabiaSABER product certificateShipment certificate, Arabic label, 15% VAT
IndiaBIS registration for notified electronicsEPR, legal metrology label, GST by category
BrazilINMETRO / ANATEL / ANVISA approvalPortuguese label, Remessa Conforme, tax stack

The compliance checker turns a destination and product category into a list of obligations and a planning budget. The market reference and the product reference carry the sources and check date behind each row.

What these calculators cannot know

Duty is set by the product's tariff code, not by the destination alone. No calculator can infer an HS code from a price, so every duty figure here starts from a rate you enter from the destination's tariff schedule. Where a rule is contested or under review — the UK's £135 relief, for example — the page says so rather than presenting a temporary rule as permanent.

These tools are estimators. They are useful for pricing, comparing corridors and spotting a margin that only works if nothing goes wrong. They are not a customs determination, a tax filing or a substitute for a broker when the shipment is complex. Official answers come from the customs authority and, for tax, from the tax authority in the destination country.

Frequently asked questions

Are these calculators free to use?

Yes. Every calculator runs in your browser with no account, no upload and no paywall. Your numbers are not sent to a server.

Do the tools store or transmit my figures?

No. The calculations run locally in the page. Nothing you type is submitted anywhere, and the tools do not need your email address to work.

Where do the duty rates come from?

You enter the rate from the destination's tariff schedule for your product's HS code. The calculators do not guess a rate, because duty depends on the product rather than on the country alone.

Is de minimis the same as duty-free?

No. De minimis is a value threshold for customs treatment. Below it, duty may not apply, but import VAT or GST often still does — the UK is the clearest example, with no duty below £135 and VAT from the first pound.

Why does the EU show a €3 duty on low-value parcels?

The EU ended its €150 duty exemption on 30 June 2026 and introduced a temporary flat €3 duty for parcels up to €150, running until 30 June 2028. The calculator applies that rule and labels it as temporary.

Should margin be calculated on the sale price or the landed cost?

Margin is profit as a share of the sale price. The cost side should include the landed unit cost — goods, freight, duty and non-recoverable tax — plus marketplace and payment fees. Using the ex-works cost alone overstates every margin.

Can I use these numbers for a tax return?

No. They are planning estimates, not accounting records. Use the customs declaration, the carrier invoice and your accountant's treatment of recoverable tax for filing.

How current are the rules?

The market data was checked against the customs or tax authority on 2026-10-17. Rules that are under review or temporary are marked as such, and each reference entry carries its source and check date.

Ask a compliance question

Free first answer by email. Tell us the destination, the product and the channel — we will point you to the rule and the official source. No obligation, no sales sequence.

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