Pricing

Flat prices, published up front. Pay once or monthly — no calls, no quotes, no hourly billing.

Audit

$149
one-time

EN 16931 field-gap audit of your current invoice template, scored report, prioritised fix list.

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Sentinel

$79
/mo

Mandate-change digest (Germany + ViDA), quarterly re-audit of your live template, rejection-risk alerts when rules or buyer requirements change.

Choose Sentinel
Our guaranteeIf our audit misses a mandatory EN 16931 field that a validator later flags on the template we audited, we re-audit free and fix the map. We do not guarantee acceptance by any specific customer's system, and we never give tax or VAT advice — your tax adviser owns tax treatment; we own format.

Questions

Is this tax advice?

No. NormInvoice is a documents-and-format service. We check field presence, format, and internal consistency against EN 16931. VAT rates, reverse-charge treatment, registration, and filings stay with your tax adviser.

What do you need from me?

One sample invoice, the name of your billing system, and whether you have a German establishment/VAT registration (so we flag which duties are direct vs. customer-driven).

What formats do you cover?

XRechnung and ZUGFeRD (≥2.0.1, mandate-ready profiles), Peppol BIS Billing 3.0 readiness signals.