While creating Supplier invoice or Purchase order you would get this error along with below error message
"Tax code missing"
SAP Business ByDesign
Because for tax code to be determined automatically you need one of the above fields to be maintained in the document ,if non of them are maintained then you have manually enter tax code.
Currently system is developed as mentioned above and thus we expect you to can enter Tax code manually or enter one of the above fields to be maintained for system to determine the tax code accordingly.
tax code not determined purely based on supplier master data, why does the system ask for Product Id or category, , KBA , SRD-SRM-SI , Supplier Invoicing , AP-POP-PO , Purchase Order , Problem