Solution : https://service.sap.com/sap/support/notes/355017 (SAP Service marketplace login required)
Key words :
tax codes a1 = 20% output taxdocument posted, additional key words bseg-hwste, item account txcd amount, system determinesthe tax amount, document posted directly, customer line item, expenses line items, bkpf-awtyp = bkpf, bkpf-awtyp = vbrk, eur1 customer a1 1
Related Notes :
422239 | VF01: Incorrect tax amounts in local currency |
410747 | Translation differences due to document summarization |