EIT specializes in the integration and implementation of Vertex Tax software solutions.

Emerald Isle Tax Technology (EIT) specializes in the integration and implementation of Vertex Indirect Tax solutions, modified to meet the unique needs of our clients’ industries. EIT professionals can assist with Vertex sales tax implementation solution for US, Canadian as well as global Tax solutions. EIT professionals have extensive experience and have been involved in all facets of integrating Vertex with multiple ERP systems (SAP, Oracle, PeopleSoft, JD Edwards, Microsoft Dynamics, Lawson) for solutions to address sales, consumer use, lease tax and VAT.

EIT is capable of supplying consultants with direct experience working with Vertex Indirect Tax solutions including Vertex O Series, as well as Q and L Series, Vertex Indirect Tax Links for Oracle and SAP, Vertex Exemption Certificate Manager (ECM) and Vertex Returns. Our consultants have been involved in planning, managing and implementation services for OTC and P2P tax solutions.S

The following are a list of some of the most common services requested:

  • Complete setup and integration of Vertex with SAP/Oracle systems including all integration components standard and custom and this includes Vertex Tax Links setup.
  • Vertex Tax Decision Maker (TDM) configuration which includes taxpayer, taxability mapping and tax rules to streamline and automate the sales & use Tax/VAT solutions.
  • Vertex Tax Functional services includes client specific configuration setup.
  • Vertex Tax Process Optimization Consulting Services.
  • Vertex Tax Data Management Analysis Consulting Services.
  • Vertex Tax Compliance Consulting Services.
  • Independent Vertex Quality Assurance Assessment Consulting Services.
  • Reconciliation of ERP systems GL to the Vertex Tax Journal.
  • Managed services including providing on-going production support and monitoring solutions.
  • Vertex Project Management

ERP Systems Integration 

EIT can implement a new end to end Vertex solution, audit existing systems and implement functional or business tax solutions for client specific needs. The systems integration experience includes such specifics as SAP RFC, SIC, Oracle OIC and Oracle/SAP Tax Links setup. In addition EIT will assist with data conversion and data integration elements which are key to a successful implementation. We bring best practice principles and guidance to every engagement.

Optimization & Upgrading Software 

EIT consultants are experts in performing Vertex upgrades and implementing software patches. An on-site tax system assessment and business readiness review ensure that the standard as well as the appropriate customization is setup in an accurate manner so tax calculations are accurate and potential financial penalties are avoided.

Audit / Compliance Process 

EIT is experienced at working with tax reporting software. Our consultants will customize your tax software system to create automated reports that satisfy your audit and compliance needs.

Managing Services

EIT will provide on-going production support services. Through our expertise we can ensure that your tax solution is managed and supported with personnel that can analyze and solution end to end ERP processes and solutions. Through our model companies can retain the technical and functional services and support necessary for complex tax solutions on an as-needed basis.

Value Added Taxes (VAT) 

EIT consultants are experienced managers of VAT related issues. Consultants are experienced advisers in initial expansion planning, identification of VAT opportunities and risks and VAT compliance requirements. 


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