Solution : https://service.sap.com/sap/support/notes/506672 (SAP Service marketplace login required)
Key words : 
piv - vat perception                     general attributes            display information, - tax categories - maintain tax categories sample entry, - customers  piv          vat perception sample entry, financial accounting - global settings - tax, sales/purchases - basic settings - settings, minimum amount            ar      argentina  j1f      01, processing key sample entry, acct type      tax categ, - customers            tax category, threshold tax amount
Related Notes : 
       
| 706542 | Argentina : Incorrect tax data in Credit Memo | 
| 687304 | Argentina : Tax code is not taken from condition record |