[{"data":1,"prerenderedAt":80},["ShallowReactive",2],{"glossary-en-16931":3},{"id":4,"title":5,"body":6,"description":69,"extension":70,"lastUpdatedAt":71,"letter":72,"meta":73,"navigation":74,"path":75,"seo":76,"stem":77,"summary":78,"term":15,"__hash__":79},"glossary\u002Fglossary\u002Fen-16931.md","En 16931",{"type":7,"value":8,"toc":63},"minimark",[9,21,32,37],[10,11,12,16,17,20],"p",{},[13,14,15],"strong",{},"EN 16931"," is a European Norm published by ",[13,18,19],{},"CEN"," (European Committee for Standardisation) that defines the semantic data model for a core electronic invoice. It is the legal basis for e-invoicing in EU public procurement under Directive 2014\u002F55\u002FEU.",[10,22,23,24,27,28,31],{},"The standard does not define a file format directly. Instead, it is implemented via two XML syntaxes: ",[13,25,26],{},"UBL 2.1"," and ",[13,29,30],{},"UN\u002FCEFACT CII",". Any compliant invoice must satisfy the EN 16931 business rules validated by Schematron.",[33,34,36],"h3",{"id":35},"key-facts","Key facts",[38,39,40,47,53,60],"ul",{},[41,42,43,44,46],"li",{},"Published by ",[13,45,19],{}," (European standards body)",[41,48,49,50],{},"Mandatory for EU B2G invoicing since ",[13,51,52],{},"April 2019",[41,54,55,56,27,58],{},"Two syntax bindings: ",[13,57,26],{},[13,59,30],{},[41,61,62],{},"Forms the basis for ZUGFeRD, Factur-X, PEPPOL BIS Billing 3.0",{"title":64,"searchDepth":65,"depth":65,"links":66},"",2,[67],{"id":35,"depth":68,"text":36},3,"EN 16931 is a European Norm published by CEN (European Committee for Standardisation) that defines the semantic data model for a core electronic invoice. It is the legal basis for e-invoicing in EU public procurement under Directive 2014\u002F55\u002FEU.","md","2026-04-21","E",{},true,"\u002Fglossary\u002Fen-16931",{"description":69},"glossary\u002Fen-16931","European standard defining the semantic data model for a core electronic invoice, mandatory for EU public procurement.","jmFqEHevLcNALmC9cWIF6_FilpmegrhpL2xN9LX_N4Q",1776765748938]