Amazon changes EU VAT reports and shipment-level tax calculations
Amazon adds Poland's KSeF Number to the VAT Calculation Report and changes VCS tax calculation across ten EU marketplaces from per-unit to shipment-level totals by tax rate.
Read the official Amazon source01 · Source fact
What changed
Amazon adds Poland's KSeF Number to the VAT Calculation Report and changes VCS tax calculation across ten EU marketplaces from per-unit to shipment-level totals by tax rate.
- Published
- Mar 25, 2026
- Effective
- 2026-04-01 and 2026-06-01
- Deadline
- 2026-06-01
02 · Business impact
Who and what may be affected
- Operators
- Seller, Agency
- Surfaces
- Vat Calculation Service, Vat Calculation Report, Invoice Integrations
- Impact
- Compliance, Operations
- Settlement categories
- Tax
03 · Next action
What to check
Accept the new KSeF report column and update invoice calculations to aggregate net or gross amounts by shipment and tax rate before reconciling VCS output.
confirmed source relationshipLast reviewed Jul 13, 2026