We remember that ENAC (Italian Civil Aviation Authority), expressly indicate that in public places domestic animals, and in particular, dogs, must remain on a leash and be fitted with a muzzle, or they must
be keep locked in adequate carrier baskets” (ENAC 3/99).

Rules for the transport

• Small animals
  Are allowed to travel in the aircraft cabin if they are in an adequate pet carrier with a waterproof and absorbent base. You must always make a booking beforehand and a supplementary fee applies.
• Large animals
  These animals must be carried in the hold (pressurised, well-lit and heated). The animal must be in an adequate pet carrier and a booking should be made in advance. A supplementary fee applies.
• Guide dogs
  Guide dogs can travel in the hold in an appropriate pet carrier, or, if space allows they can travel in the cabin if they are on a leash and wear a muzzle. Transportation of guide dogs is free of charge and there is no limit on the weight o the animal.
  The availability of space for the dog must be requested when making your booking.
  The dog’s owner must also make all the necessary arrangements for the provision of the items required for the dog to travel (muzzle and leash, or pet carrier).
  

Containers
At the ticket Office it's possible to purchase containers for pets in the following sizes:
For cabin transport small ATLAS 10 model measuring 26x30x48 (external) and 27x28x40 (internal);
For cargo hold transport medium 48x46x68 (external), 42x43x58 (internal) large 70x76x102 (external) 62x66x90 (internal).

Health documents

• From E.U. and non-E.U. countries
  Dogs and cats brought into Italy must have a Certificate of Origin and Health and/or documentation regarding the animal. Documentation must include the identity of the animal and the vaccination dates for Rabies vaccine, including the yearly booster shots and the vaccination dates for distemper. If the animal is less than 3 months old, it must not present any signs of infective diseases, must have been in captivity since birth and must not come from establishments that are subject to restrictive measures.
• From E.U. countries and travelling with a passenger
  You can present your documentation to the Customs Officer in the Arrivals Area.
• From non-E.U. countries and not travelling with the passenger
  The animal must be visited by the Official of the Frontier Inspection Point (located at the airport).
  The vet will check the animal and issue a certificate allowing the animal to enter the country. Small animals and pets travelling with their owner are exempt if there are not more that 5. This exemption does not apply to parrots or rabbits.
• Travelling to E.U. countries
  The same rules indicated above for travel to Italy from E.U. countries apply (except for the U.K. where special regulations are in force).
• Travelling to non-E.U. countries
  Procedures vary depending on the country. For detailed information you should contact your Travel Agent or the Airline. The necessary documentation is supplied by the Veterinary service at the ASL (local health agency).
• Travelling within Italy
  When travelling to Sardinia you must have documentation attesting to rabies vaccination. The vaccination must have taken place at least 30 days, and not more than 12 months prior to travelling (documentation issued by the relevant ASL office);
  When travelling to Sicily you must present the animal’s health documents that indicated what vaccinations the animal has had.

Special Cases
Birds, fishes, frogs, and land turtles can only be brought into Italy if they have a certificate of origin issued in the country of origin.
Protected species (parrots, sea turtles, some fish, etc.) must be accompanied by a CITES certificate (authorization to export the animal).