revalidate.
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XRechnung 2.0.2 · UBL

UBL-SR-39

XRechnung 2.0.2 · UBL

Rules: XRechnung Schematron rules by Koordinierungsstelle für IT-Standards (KoSIT) · Apache-2.0

fatalschema

Original rule text

[UBL-SR-39]-Project reference shall occur maximum once.

Stored validation assertion
(count(cac:ProjectReference/cbc:ID) <= 1)