Blog Guides on VAT, OSS, IOSS and European marketplaces
Practical content for Amazon, Shopify and eBay sellers trading in Europe.
We're progressively translating our articles into English. Untranslated ones are marked "(IT)" and open in Italian.
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Operations 27/08/2026
What it means to keep OSS records audit-ready: the 10-year retention obligation, what a standard audit file is, and how the tax export and GDPR export let you hand over verifiable data in a few clicks.
Operations 27/08/2026
SAF-T, JPK, D406, FEC: what national tax audit files are, in which EU countries they're mandatory, and when an online seller with foreign stock (Pan-EU FBA) needs to worry about them. How they differ from the OSS.
Regulation 30/04/2026
The reference guide to VAT for Italian sellers trading in Europe: OSS, IOSS, thresholds, FBA, B2B, tools and deadlines. Updated 2025-2026.
Amazon FBA 28/04/2026
A detailed guide to VAT obligations for sellers using Amazon's Pan-European FBA programme: stock transfers, multi-country registrations and tax compliance.
Tax Returns 28/04/2026
How to prepare your annual VAT return if you're an Amazon, eBay or Shopify seller in Italy. Deadlines, required documents and how to avoid common mistakes.
Amazon FBA 28/04/2026
A practical guide to the VAT implications of FBA (Fulfillment by Amazon) and FBM (Fulfillment by Merchant) for Italian sellers trading in Europe.
E-commerce Taxation 28/04/2026
How does VAT work in European dropshipping? OSS obligations, IOSS, foreign registrations and rules for those selling without their own warehouse in the EU.
Advanced VAT 28/04/2026
How does VAT work on B2B sales between European companies? Intra-community invoicing, VIES, reverse charge, Intrastat and obligations for sellers selling to other EU businesses.
VAT Registration 28/04/2026
When does an Italian seller need to register for VAT in Germany, France, Poland or other EU countries? Procedure, costs and registration timelines.
E-commerce Taxation 28/04/2026
A complete guide for Italian sellers on when a VAT number is mandatory to sell on Amazon, which tax regime to choose, and how to handle the first tax obligations.
Advanced VAT 28/04/2026
A practical guide to the VAT reverse charge mechanism for B2B transactions between European sellers, intra-community purchases and digital services.
Tools & Software 28/04/2026
A comparison of the main e-commerce VAT management software in 2025: features, pricing, integrations with Amazon and European marketplaces.
VAT Regulation 28/04/2026
What's changing for e-commerce VAT thresholds in 2025-2026: ViDA news, intra-community e-invoicing, IOSS and dropshipping. A regulatory update for Amazon, eBay and Shopify sellers.
Regulation 23/04/2026
A practical look at the EU's evolving digital VAT agenda (ViDA) and how it will affect marketplace sellers.
Operations 23/04/2026
How to concretely manage an OSS quarter if you sell on Amazon, Shopify and eBay: a month-by-month timeline, specific actions for each stage, typical seasonal issues, and what to do when something goes wrong.
Software Selection 03/04/2026
Practical criteria for evaluating a VAT management tool.
Tools & Software 14/03/2026
How to spot errors and outliers in VAT reports before filing the OSS return. Types of anomalies, concrete numerical examples and how to react when you find them.
VAT Reports 06/03/2026
A practical guide to reading a per-country VAT report for e-commerce sellers: Amazon VAT Transaction Report columns, how to aggregate data by country and rate, and the 5 most common interpretation mistakes.
Onboarding 02/03/2026
The first steps to set up an orderly VAT workflow.
Processes 26/02/2026
The 5 practical limits of Excel for OSS VAT management: a numerical example of a broken VLOOKUP across thousands of transactions, a comparison table with dedicated software, and when Excel is still enough.
GDPR 22/02/2026
How to think about data retention and privacy in VAT reports.
eBay 18/02/2026
A practical foundation for eBay sellers trading in multiple EU countries.
Multichannel 10/02/2026
Unifying different channels into a coherent VAT process.
Processes 10/02/2026
A practical guide to organising documents, procedures and regulatory references so they're useful whenever you need them.
Operations 06/02/2026
The essential checklist for closing the quarter without surprises.
Amazon 02/02/2026
A practical guide to the columns of Amazon Seller Central's VAT Transaction Report: what each field means, how to use it for the OSS return, and the most common mistakes.
Logistics 29/01/2026
Why the country of storage can have significant tax effects.
VAT Rates 26/01/2026
A guide to VAT rates in the 27 EU countries: standard, reduced, super-reduced and special cases. Why manual management is risky and how to automate it.
Amazon 25/01/2026
The most frequent mistakes made by Amazon sellers in Europe.
Operations 20/01/2026
An operational guide to handing your accountant correct OSS data every quarter: a complete checklist, deadline timeline, folder structure, and the 4 most common mistakes that cause delays or errors in the return.
VAT OSS 19/01/2026
How the single €10,000 threshold for intra-community B2C sales works: calculation, effective date, and practical cases for Amazon and multichannel sellers.
VAT IOSS 12/01/2026
A complete guide to the Import One Stop Shop scheme: the €150 threshold, customs obligations, and how it works for Amazon and non-EU marketplaces.
VAT OSS 05/01/2026
A complete guide to the One Stop Shop scheme for those selling on Amazon in Europe: thresholds, registration, quarterly returns and practical cases.