External System Scenario:
Prerequisites 
1. General Settings have been made.
2. The appropriate version of SAP's certified partner's API (Application Programming Interface) must be installed at the customer site. Contact the appropriate vendor for this information.
3. The following files must be installed on the IPC:
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Using |
Vendors |
Tax Jurisdiction Code Determination |
Tax Calculation |
Notes |
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JAVA |
Taxware |
TAXWARELink for 3.0B and Higher SAP R/3 Systems |
SAPMobile.exe file TAXWARELink for Mobile SAP Installation |
Tax calculation software must be installed on each host which hosts an IPC server. Tax jurisdiction code determination software has to be installed on only one host. |
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Vertex |
TransLink |
Quantum for SAP CRM Integration |
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|
RFC |
Taxware |
TAXWARELink for 3.0B and Higher SAP R/3 Systems SAPMobile.exe file TAXWARELink for Mobile SAP Installation |
Software only has to be installed on one host. This avoids multiple installations that could arise when JAVA technology is used and the IPC runs on more than one host. |
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|
Vertex |
TransLink Quantum for SAP CRM Integration |
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This scenario uses the TTE and external systems for tax calculation. The external system is responsible for:
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Process |
Additional Information |
Configuration Settings |
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Jurisdiction Code Determination |
Every address stored in the BP data must contain a jurisdiction code that is defined and determined in the external tax system. The CRM system passes the relevant address data to the external tax system and external tax system returns the possible jurisdiction codes that match the address criteria. |
CRM System
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Tax Calculation |
The external tax system determines and returns the valid tax rates and amounts for the determined jurisdiction code. Since Pricing is determined in the IPC, taxes are also calculated in the IPC. |
IPC Administrator
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