Getting Started with the Vertex Payroll Tax REST APIs

About Vertex Payroll Tax REST APIs

Welcome to the Vertex® Developer Network. The Vertex Payroll Tax REST APIs give customers the ability to accurately calculate payroll tax for employees across the United States and Canada. Functionality includes address cleansing to ensure accurate onboarding and tax calculation, geocode assignment to the employee's home and work location(s), calculation of gross to net withholdings, and additionally, gross up and vacation pay calculations.

About Vertex Payroll Tax

Vertex Payroll Tax is a cloud-based payroll tax calculation engine that is built on the industry-leading Vertex Cloud Platform. This product is integrated with leading HCM and Staffing platforms and used to calculate payroll taxes for 23 million employees each year. For customers who prefer an on premise solution, Vertex Payroll Tax is also available to run locally as a docker container.