[{"data":1,"prerenderedAt":166},["ShallowReactive",2],{"\u002Fblog\u002Fwhat-is-swissdigin-and-why-does-it-matter":3},{"id":4,"title":5,"body":6,"description":157,"extension":158,"lastUpdatedAt":159,"meta":160,"navigation":161,"path":162,"publishedAt":159,"seo":163,"stem":164,"__hash__":165},"blog\u002Fblog\u002F0094.what-is-swissdigin-and-why-does-it-matter.md","What is SwissDIGIN and why does it matter for Swiss e-invoicing?",{"type":7,"value":8,"toc":146},"minimark",[9,13,18,21,24,27,31,34,37,40,44,47,59,69,75,84,88,91,94,98,101,109,113,116,122,128,134,138],[10,11,12],"p",{},"If you have looked into e-invoicing in Switzerland for more than a few minutes, you will have come across the name SwissDIGIN. It appears on validation tools, in ERP documentation, in public procurement requirements, and in the specifications that PEPPOL access point providers reference. But what actually is it, and why does it exist?",[14,15,17],"h2",{"id":16},"the-problem-it-solves","The problem it solves",[10,19,20],{},"European e-invoicing is built around EN 16931 — the European standard that defines a common semantic model for invoices. On top of that, PEPPOL BIS Billing 3.0 defines a specific XML implementation. These are solid standards, but they were designed for the European Union. Switzerland has its own payment infrastructure (QR-bill, SIC, UID company numbers), its own VAT rules (three rates that differ from EU norms), and its own procurement regulations.",[10,22,23],{},"A generic PEPPOL invoice does not know what to do with a QR reference. It has no field for the MWST suffix on a UID. Its tax model does not specifically account for the 3.8% Swiss hospitality rate. These gaps are not bugs in PEPPOL — they are gaps that every country needs to fill with a national profile.",[10,25,26],{},"SwissDIGIN is that national profile for Switzerland. It specifies how PEPPOL BIS Billing 3.0 should be used in Switzerland, what Swiss-specific fields go where, and what validation rules apply on top of the base standard.",[14,28,30],{"id":29},"who-runs-it","Who runs it",[10,32,33],{},"SwissDIGIN is a community-driven initiative. It is not a government body or a regulator. The working group includes Swiss banks, ERP software vendors, PEPPOL access point providers, industry associations, and public sector buyers. SIX — the company that also operates the SIC payment system and the eBill network — is one of the key participants.",[10,35,36],{},"The open participation model is deliberate. Because ERP vendors and access point providers are in the working group, the specification tends to be implementable in practice, not just correct on paper. When something does not work in real production systems, it gets raised and addressed.",[10,38,39],{},"The SwissDIGIN specification and its supporting materials — Schematron rules, validation tools, mapping guides — are published openly. Any company can implement them without a licence fee or formal registration.",[14,41,43],{"id":42},"what-swissdigin-defines","What SwissDIGIN defines",[10,45,46],{},"At its core, SwissDIGIN defines three things:",[10,48,49,53,54,58],{},[50,51,52],"strong",{},"The Swiss profile customisation ID."," A PEPPOL invoice that follows the Swiss profile carries a specific ",[55,56,57],"code",{},"CustomizationID"," that tells receiving systems it conforms to SwissDIGIN rules. This is what validators check to know which rule set to apply.",[10,60,61,64,65,68],{},[50,62,63],{},"Swiss-specific field usage."," Where and how to include the UID (with the ",[55,66,67],{},"MWST"," suffix), how to carry the QR reference and QR-IBAN inside a PEPPOL invoice, which VAT rates are valid, and how the payment means block should be structured for Swiss domestic payments.",[10,70,71,74],{},[50,72,73],{},"A Swiss Schematron rule set."," On top of the standard PEPPOL BIS Schematron, SwissDIGIN publishes additional rules that validate Swiss-specific constraints — UID format, QR-IBAN consistency, currency rules for CHF invoices. A SwissDIGIN-conformant invoice must pass both the base PEPPOL Schematron and the Swiss Schematron.",[10,76,77,78,83],{},"The ",[79,80,82],"a",{"href":81},"\u002Fblog\u002Fhow-swissdigin-extends-peppol-bis-billing-30-for-switzerland","post on how SwissDIGIN extends PEPPOL BIS Billing 3.0"," covers the technical details of each extension.",[14,85,87],{"id":86},"why-it-matters-for-suppliers","Why it matters for suppliers",[10,89,90],{},"If you invoice Swiss public sector buyers, SwissDIGIN conformance is increasingly expected or required. The federal administration accepts PEPPOL invoices conformant with the SwissDIGIN profile. Cantonal procurement portals are moving in the same direction.",[10,92,93],{},"But beyond public sector requirements, SwissDIGIN conformance matters for any B2B invoicing where the buyer processes invoices automatically. A SwissDIGIN invoice carries the QR reference in a defined, predictable place. The buyer's AP system can extract the reference, match it to a purchase order, and pay without manual intervention. A generic PEPPOL invoice from an ERP that was not configured for Switzerland may omit these fields or put them in the wrong place — causing the invoice to land in a manual exception queue.",[14,95,97],{"id":96},"why-it-matters-for-software-vendors","Why it matters for software vendors",[10,99,100],{},"ERP and accounting software vendors who want to support Swiss e-invoicing need a clear specification to implement. SwissDIGIN provides that. The field mapping guides, sample invoices, and Schematron rules give developers something concrete to code against and test against.",[10,102,103,104,108],{},"The SwissDIGIN validation tool — available as a web interface — lets vendors test invoices during development without having to connect to a live PEPPOL network. The ",[79,105,107],{"href":106},"\u002Fblog\u002Fthe-swissdigin-validation-tool-how-to-use-it","validation tool post"," explains how to use it.",[14,110,112],{"id":111},"how-it-relates-to-other-swiss-standards","How it relates to other Swiss standards",[10,114,115],{},"SwissDIGIN sits in a specific layer of the Swiss e-invoicing ecosystem. It is not a replacement for:",[10,117,118,121],{},[50,119,120],{},"eBill"," — the SIX-operated network for delivering invoices directly into e-banking. eBill uses its own format internally. SwissDIGIN is about the PEPPOL XML format.",[10,123,124,127],{},[50,125,126],{},"QR-bill"," — the payment section on printed and PDF invoices. SwissDIGIN defines how QR-bill payment data (QR reference, QR-IBAN) is represented inside a PEPPOL XML invoice, but the QR-bill as a payment instrument is a separate standard maintained by SIX and the Swiss banking community.",[10,129,130,133],{},[50,131,132],{},"eCH"," — the Swiss e-government standardisation body. eCH publishes the eCH-0069 standard for e-invoicing in Swiss public procurement. SwissDIGIN and eCH-0069 are closely aligned and cross-reference each other, but eCH-0069 is the formal Swiss government standard while SwissDIGIN is the industry profile for PEPPOL implementation.",[14,135,137],{"id":136},"where-to-get-the-specification","Where to get the specification",[10,139,140,141,145],{},"The SwissDIGIN specification, Schematron files, and supporting documentation are published at swissdigin.ch. Version history is maintained, and the working group releases updates when the underlying PEPPOL BIS standard changes or when Swiss-specific requirements evolve. The ",[79,142,144],{"href":143},"\u002Fblog\u002Fswissdigin-roadmap-whats-coming-in-v5","SwissDIGIN roadmap post"," covers what is planned for the next version.",{"title":147,"searchDepth":148,"depth":148,"links":149},"",2,[150,151,152,153,154,155,156],{"id":16,"depth":148,"text":17},{"id":29,"depth":148,"text":30},{"id":42,"depth":148,"text":43},{"id":86,"depth":148,"text":87},{"id":96,"depth":148,"text":97},{"id":111,"depth":148,"text":112},{"id":136,"depth":148,"text":137},"An introduction to the SwissDIGIN initiative, its governance, and its role in defining Switzerland's e-invoice standard.","md","2027-04-22",{},true,"\u002Fblog\u002Fwhat-is-swissdigin-and-why-does-it-matter",{"title":5,"description":157},"blog\u002F0094.what-is-swissdigin-and-why-does-it-matter","qjLt5cfolLOzO62f9zkKiUYEZYykmL22IsNjojsYo1U",1781861445955]