Specialized Operative and Technical Information Directorate

A closed-doors trial against former Bulgarian Interior Minister Tsvetan Tsvetanov was held Thursday and is due to continue on September 29.

In the third and last case against Tsvetanov, the defendant is charged with allowing illegal surveillance while he was in office.

Sofia City Court has adjourned the trial a number of times for different reasons.

Bulgarian Interior Ministers preceding Tsvetan Tsvetanov (2005-2009) have often hindered permits to use special surveillance devices, a former surveillance chief said Tuesday.

Sofia's City Court adjourned the trial against Bulgarian Former Interior Minister Tsvetan Tsvetanov until May.

The decision was announced after the only witness to be heard over the case failed to appear in court, the website Dariknews.bg has reported.

Tsvetan Ivanov could not attend due to hypertension.