Free compliance check & tax tools
Start with the compliance check to see your obligations market by market, then use individual calculators for specific questions.
Start free compliance checkTakes 2 minutes · No account required · Results downloadable
Compliance Check
End-to-end self-assessment across channels, inventory and imports.
Cross-Border Compliance Self-Check
RecommendedAnswer questions about your sales channels, inventory locations and import patterns. Get a market-by-market compliance report covering VAT registration, marketplace collection, EPR obligations and import duties.
EU €150 Import Check
Since July 2026 the €150 customs-duty exemption is gone. Answer 3-4 questions to see the usual VAT and duty treatment for your shipments.
Tax Calculators
Registration thresholds, rate calculations and duty estimates.
VAT Registration Checker
Enter your target market and sales volume to check if you need to register for VAT, with thresholds, filing frequency and deadlines.
VAT & GST Threshold Calculator
Compare your annual sales against UK, EU and Australia registration thresholds, and see why US states need a state-level breakdown.
VAT & GST Calculators
Add or remove UK VAT, EU VAT, Australia GST and US sales tax on an amount, for invoice and checkout maths.
Import Duty & Tariff Calculator
Calculate import duties, VAT and total tax burden by entering your HS Code and shipment value.
Illustrative landed cost
Goods + freight + duty% + import VAT% arithmetic. Not an official customs calculation.
OSS / IOSS path router
Orient IOSS vs OSS vs local VAT. Never confuses ~€10,000 VAT figures with EPR.
Obligations & marketplaces
EPR schemes, marketplace numbers, product safety roles, non-EU tax themes.
EPR registration checker
Scheme checklist, honest cost models, official portals, optional weight illustration, CSV export.
Marketplace EPR number checklist
What evidence Amazon-style marketplaces commonly request by country and stream.
GPSR responsible person
Orient whether an EU responsible person may be needed for consumer products.
US sales tax nexus watchpoints
Inventory, marketplace vs DTC and sales-band watchpoints — does not declare nexus.
Japan JCT orientation
JCT / qualified-invoice themes for cross-border sellers into Japan.
More free resources
Tax Glossary
150+ cross-border tax terms explained in plain language.
HS Code Lookup
770+ tariff codes with duty rates and official reference links.
Country Comparisons
Side-by-side tax and compliance differences between markets.
Document Templates
Commercial invoices, packing lists and other export document templates.
This is a preliminary self-check, not tax advice. Decisions on registration, tax charging or collection, return filing and payment should be confirmed with a qualified professional. Questionnaire answers are used only to generate the result; see the Privacy Policy for details.