Getting Started

• Getting Started with Vertex e-Invoicing

API User Guide

• Using the Vertex e-Invoicing APIs
• Vertex e-Invoicing API: Overview
• Vertex e-Invoicing Messaging API: Overview
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Invoice Document Type Guide

• Invoice Modeling Guide Overview
• VRBL Basic Concepts
• VRBL: Invoice Modeling Overview
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Other Document Types

• Other Document Types Guide
• France (CII(AppRsp)): Overview
• India (IRP(W)): Overview
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VRBL Reference Guide

• VRBL Reference Guide
• VRBL Elements Reference Guide
• VRBL Extensions Reference Guide