x402 EU VAT evidence
Turn a settled x402 transfer into an EU fiscal determination, UBL 2.1 invoice, and signed fiscal402.receipt.
AI agent payments
Give agent-to-API commerce a fiscal event after the machine payment, not only a transaction hash.
Machine-readable receipts
Consume fiscal402.receipt/1.0.0 as a portable, signed fiscal-event object.
Accounting for agent commerce
Give ERP and accounting systems a UBL 2.1 artifact bound to a signed fiscal receipt.
Use cases
Where Fiscal402 is actually used.
High-information use cases for x402 EU VAT, agent payments, machine-readable receipts, and accounting for agent commerce.
Last updated 11 September 2026