Vertex O Series
The Vertex O Series REST APIs give you access to tax calculations, tax configuration, transaction synchronization, and tax area lookups.
Vertex Developer Network
Welcome to the Vertex Developer Network.
Select a Vertex product and start integrating immediately with:
- Interactive requests and responses
- Tailored guides with guided examples
- OpenAPI specifications
Access the v1 API documentation.
Vertex APIs
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Vertex e-Invoicing
Upload invoices for submission and support multi-country digital reporting requirements with Vertex e-Invoicing APIs.
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Vertex Payroll Tax
Calculate payroll tax for employees across the United States and Canada with Vertex Payroll Tax APIs.
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Vertex for Marketplaces
Vertex for Marketplaces helps marketplaces to comply with VAT/GST and regulations which have been introduced in a number of countries and regions for 3-part sales. It also offers end-to-end coverage for both 3- and 2-party sales.
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Vertex for e-Commerce
Vertex for e-Commerce offers a range of features to solve tax issues for 2-party sales, helping you met your tax obligations from sales to invoice in a global market.
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Vertex Invoice IQ
Vertex Invoice IQ facilitates invoicing that helps you to meet your regulatory and business requirements in the supported regions and countries.
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Vertex Validator
Vertex Validator offers real-time validation of a business’s Tax IDs in a service that fits into your users’ workflows and helps fulfill several use cases. This service is especially valuable as the tax treatment can vary from the business-to-consumer (B2C) channel in many locations.