Chapter 3 and 4 have been made specifically for freight security and give all the directions in order to avoid that any illicit material could be load on the aircraft.
It is for this reason that FLE has been known as "regulated agent" in Fiumicino airport.

All FLE staff attended required Security Training Programs made by authorized company, in order to obery to the national safety plan based on chapter 3 and 4 and mail.