An official in Romania says that the notorious French fugitive who staged a deadly escape that killed two guards last year is being extradited to France from Romania.

A suspected gangland killer described as France's "public enemy number one" was formally indicted on a slew of organised crime charges including murder before an investigating magistrate in Paris late Tuesday after his extradition from Romania.

A notorious French fugitive who staged a deadly escape that killed two guards last year is being extradited to France from Romania, an official said. The move comes days after his arrest in Bucharest which ended a nine-month international manhunt.