Solution : https://service.sap.com/sap/support/notes/732323 (SAP Service marketplace login required)
Key words : 
greek cypriot comunity, standard country key, dummy country key, proper tax classification, canary islands belonging, special customizing set-, special applications -, symptom cyprus, terms turkey, part specifically
Related Notes : 
       
| 733924 | Sales tax, transitional rules for accession countries | 
| 731707 | EU2004: INTRASTAT/EXTRASTAT processing for Cyprus | 
| 653544 | EU2004:New members of Europ.Union as of 01/05/2004 | 
| 204693 | Missing countries in Customizing (table T005) | 
| 132296 | Tax determination for non-domestic areas of the EU |