Solution : https://service.sap.com/sap/support/notes/1439103 (SAP Service marketplace login required)
Key words :
exchange rate difference items, parameter type p_kdtz, alternative tax rates, correct tax rate, create kdt line, exchange rate difference, historical exchange rate, attached program corrections, tax adjustment due, foreign currency tax
Related Notes :
1422646 | FB05: Additional cash discount line due to KDT line |
1270213 | Switzerland: Tax amt in CHF automatically w/ own exch rate |
730466 | Legal requirement: Translate tax base with tax rate |