Justice minister confirms tough prison regime for Provenzano
Former Mafia boss still considered a risk despite failing health27 March, 12:16
They can be kept in single-person cells in maximum-security jails, almost entirely cut off from the outside world in order to prevent further criminal activity.
The ex-mafia chieftain, once nicknamed 'The Bulldozer' because of the way he "mowed down" rivals, is serving life for various murders including ordering fatal bomb attacks on anti-mafia prosecutors Giovanni Falcone and Paolo Borsellino in 1992.
In January Provenzano made an unsuccessful appeal to then justice minister Anna Maria Cancellieri to be let off 41-bis because of ill health.