Projects

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Hydrogen Technologies Standards form the basic framework for market ramp-up
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Climate change Standards and specifications support climate targets
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Projects of CEN/TC 434/WG 1

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Document number	Begin	Title	Comment
DIN EN 16931-1/A1	2026-10-06	Electronic invoicing - Part 1: Semantic data model of the core elements of an electronic invoice More	Comment
DIN CEN/TR 16931-9	2025-06-16	Electronic invoicing - Part 9: VAT reporting and gap analysis with current eInvoicing standardization deliverables More	Comment
DIN CEN/TR 16931-12	2025-06-14	Electronic invoicing - Part 12: Study on the internationalization of EN16931-1 More	Comment

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Hydrogen Technologies Standards form the basic framework for market ramp-up

Climate change Standards and specifications support climate targets

Projects of CEN/TC 434/WG 1

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