Field index
Twenty topics, one route.
Each topic follows one invoice as a record through systems. Start at fundamentals, or enter at the stage you are stuck on.
01FundamentalsWhat a structured invoice is, who touches it, and why the record matters more than the file. (11 guides)02Structured vs readable documentsPDF, scanned image, hybrid and structured invoice compared by what a system can actually do with each. (11 guides)03Invoice data fields and master dataParties, lines, totals, references and identifiers, and the master data that keeps them consistent. (11 guides)04EN 16931 and the semantic modelThe European semantic model, core invoice model, business rules and CIUS profiles, kept apart from syntax. (11 guides)05Syntaxes and formatsUBL, CII, Factur-X, national formats and hybrid files: what each encodes and where each is accepted. (11 guides)06Networks, access points and PeppolHow an invoice is routed, addressed and acknowledged across networks, providers and platforms. (11 guides)07B2B exchangeSeller to buyer exchange between businesses, agreed formats, channels and exception handling. (11 guides)08B2G and public procurementSelling to public buyers under Directive 2014/55/EU: receiver obligations, profiles and portals. (11 guides)09Tax, VAT and ViDATax data on the invoice, VAT reporting, and the EU VAT in the Digital Age programme, without inventing dates. (11 guides)10Accounting, ERP and automationFrom receipt to posting: matching, approval, payment and the ERP mapping that makes automation safe. (11 guides)11Lifecycle, status and paymentIssue, delivery, acceptance, correction, payment and closure, and the status messages between them. (11 guides)12Validation, errors and correctionsBusiness rules, rejection reasons, credit notes and resubmission, with actionable messages. (11 guides)13Onboarding buyers and suppliersIdentifiers, channels, test invoices and go-live gates for each new trading partner. (11 guides)14Small business first stepsA first structured invoice for a small seller: what to check, what to agree, what to test, in order. (11 guides)15Cross-border, currency and languageMulti-country trade: tax identifiers, currency, language of the readable view, and routing across borders. (11 guides)16Authenticity, signatures and fraudOrigin, integrity, seals and signatures, and the fraud patterns that structured data does and does not stop. (11 guides)17Archiving, audit and evidenceKeeping the invoice and its status evidence retrievable for audit, in the form it was issued and received. (11 guides)18Country research: EuropeDated, source-labelled research guides for European countries. No mandate calendar is promised here. (11 guides)19Country research: beyond EuropeDated, source-labelled research guides for countries outside Europe, each with its own verification route. (11 guides)20Real-time reporting and what comes nextContinuous transaction controls, real-time reporting and clearance models, explained as models, not predictions. (11 guides)