Registration number (WIID)Project No.TitleStatus
63739LVS CEN/TS 16931-3-1:2017Electronic invoicing - Part 3-1: Methodology for syntax bindings of the core elements of an electronic invoiceStandarts spēkā
79823LVS CEN/TS 16931-5:2025Electronic invoicing - Part 5: Guidelines on the use of sector or country extensions in conjunction with EN 16931-1, methodology to be applied in the real environmentStandarts spēkā
81538CEN/TR 16931-11-1:2026Electronic invoicing - Part 11: e-Receipt syntaxesStandarts spēkā
60605LVS CEN/TR 16931-4:2017Electronic invoicing - Part 4: Guidelines on interoperability of electronic invoices at the transmission levelStandarts spēkā
73128CEN/TS 16931-8:2024Electronic invoicing - Part 8: Semantic data model of the elements of an e-receipt or a simplified electronic invoiceStandarts spēkā
70451LVS EN 16931-1+A1:2020Electronic invoicing - Part 1: Semantic data model of the core elements of an electronic invoiceStandarts spēkā
79756CEN/TR 16931-10:2025Electronic invoicing – Part 10: Additional requirements to extend to B2BStandarts spēkā
79756LVS CEN/TR 16931-10:2025Electronic invoicing – Part 10: Additional requirements to extend to B2BStandarts spēkā
66719LVS CEN/TS 16931-3-3:2020Electronic invoicing - Part 3-3: Syntax binding for UN/CEFACT XML Industry Invoice D16BStandarts spēkā
66718LVS CEN/TS 16931-3-2:2020Electronic invoicing - Part 3-2: Syntax binding for ISO/IEC 19845 (UBL 2.1) invoice and credit noteStandarts spēkā
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