While accession to the Schengen zone hinges on the fulfillment of a set of technical criteria, Paris and Berlin's main argument was that the Balkan pair had failed to show tangible progress in the fight against corruption and organised crime.
Mada pridruživanje Šengenskoj zoni zavisi od ispunjenja niza tehničkih kriterijuma, glavni argument Pariza i Berlina bio je da dve balkanske zemlje nisu pokazale opipljiv napredak u borbi protiv korupcije i organizovanog kriminala.