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UBL vs CII: Choosing the Right XML Syntax for EU E-Invoicing
EN 16931 supports two XML syntaxes: UBL 2.1 and UN/CEFACT CII. Here's when to use each, how they differ technically, and why it matters for validation.
Blog · Tag
1 article
EN 16931 supports two XML syntaxes: UBL 2.1 and UN/CEFACT CII. Here's when to use each, how they differ technically, and why it matters for validation.