In order to jump that hurdle, Bulgaria must set up common rules on external border controls at land, sea and air, as well as enhance police and judicial co-operation with the other member states.
Kako bi premostila zapreku, Bugarska mora uspostaviti opća pravila o nadozoru vanjskih granica na kopnu, moru i u zraku, kao i poboljšati policijsku i pravosudnu suradnju s ostalim zemljama članicama.