The case has considerable legal and diplomatic ramifications, and will test Baku's relations with both Moscow and Tel-Aviv. It also drives another wedge in relations between Belarus and Armenia.
The decision came following an official visit to Brussels by Azerbaijani President Ilham Aliev on Monday during which he met EU Council President Donald Tusk and other officials.
Azerbaijan and the European Union will start negotiations on a new agreement between them on Tuesday, after a successful visit of president Aliev to Brussels.
The results of the visit of President Ilham Aliev to Brussels will likely define relations between the European Union and Azerbaijan for the next decade.