“x402 compliance” is not a product Fiscal402 sells. Compliance, in this stack, means: after settlement, there is durable, verifiable fiscal evidence a merchant, agent, ERP, or auditor can inspect.
What Fiscal402 does
- Classify EU VAT where the ruleset covers the corridor.
- Fail closed to MANUAL_REVIEW when facts or rates are missing.
- Bind UBL and sign a receipt another party can verify offline.
What Fiscal402 does not do
- File a VAT return or OSS return.
- Guarantee tax-authority acceptance.
- Give tax advice.
- Determine US sales tax or Canadian GST as a production engine.
- Move, custody, or split funds.
Status labels stay explicit: PRODUCTION, EXPERIMENTAL, MANUAL_REVIEW, PLANNED. Architecture support is not determination support.