Solution : https://service.sap.com/sap/support/notes/740565 (SAP Service marketplace login required)
Key words :
type reranetamount net amounted_pay_taxamount exp, type reranetamount net amounted_not_pay_taxamount exp, redefine method complete_items choosing 'redefine', ap scs transfer posting interface, type rerataxamount tax amounted_not_pay_netamount exp, type rerataxamount tax amount, parameter type pass val, attached source code addition, implement interface method get_amount_for_advpay, type descriptioned_pay_netamount exp
Related Notes :
772955 | Part-inclusive rent |
753737 | RO from different BEs and one AP condition each |
737300 | Tax calculation for multilevel tax codes |
736210 | Tax account not determined correctly |