Interior Minister Atanas Ilkov is on a key visit to Budapest, NOVA reported.
He is meeting with his counterparts from Austria, Romania and Hungary to discuss options for lifting land border controls.
The EP will again call for the full acceptance of Bulgaria and Romania into Schengen
The decision is expected to be adopted by the Council of the European Union by the end of this year. During the talks in Budapest, the migration situation and the results of enhanced police cooperation in the region will be analysed.