How to delete tax data from materials in a massive way (for more than one material at a time).
SAP Business ByDesign
There is an option to use web service. Using web services, you can update large number of records.
In this case, the standard web service "ManageMaterialIn" and Operation "Maintain materials" can be used.
For deletion of records, you can use actionCode="05" for DeviantTaxClassification.
Help Documentation for Manage Materials web service.
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