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GlobalAdvantage Tax Web Services

Incorporate Deloitte logic into your own applications


Our GlobalAdvantage (GA) Cost Projection and Hypothetical Tax Calculators are the global tax “engines” behind GA Cost Projection and IHR. In the past these calculations were only available by purchasing the applications, but today we offer both calculations as Web services that integrate with one or more of your existing systems.

Our Web services are built using SOAP XML protocol, which provides for distributed computing on the Web, integration of systems almost anywhere in the world and are an industry accepted standard. Your XML data is encrypted and authenticated using 128bit SSL certificates.

We provide technical support, documentation, web service schema documentation, and sample XML. We can also implement the services to address your needs. We have certified project managers, IT staff, and CPA tax professionals ready to assist you.

Learn more about GA Tax Web services in the PDF attached below.

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