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NormAPI Costs

(0 reviews)

Validate XRechnung and ZUGFeRD against the official KoSIT rule set and generate them from JSON. A REST API for software teams: errors with rule code and location, EU-hosted.

NormAPI Pricing

Last edited: September 2026

Validator
Free, forever
Validate XRechnung and ZUGFeRD without limit, no sign-up. A free account adds 25 generated invoices per month.
Validation against the official KoSIT rule set
Starter
49.00 €/ Month
500 generated invoices per month, then €0.08 each. Your own API key, validation API for automated tests, email support.
Generate XRechnung (UBL, CII) and ZUGFeRD PDFs from JSON
Business
149.00 €/ Month
2,500 generated invoices per month, then €0.05 each. Multiple API keys, data processing agreement (DPA), priority support.
Everything in Starter, plus a DPA and multiple keys
Custom
Upon request
Higher volume, an SLA or special requirements — such as the receiving side: validating and reading incoming e-invoices.
Receiving side, SLA and special requirements

Demo version

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