81. If a safety zone is mandatory according to Schedule 7, the entrances to the keeping facility must be located inside the safety zone, except for the following entrances:
(1) the doors used to transfer, in a transport cage, a mammal belonging to the family hippopotamids (Hippopotamidae), rhinocerotids (Rhinocerotidae) or elephantids (Elephantidae);
(2) the doors used to let in vehicles, machinery or materials that cannot go through a regular access door or be moved to the animal keeping facility.
All the entrances must be kept under lock when the animal is in the facility and include a message written in large letters clearly indicating that the animal kept therein is dangerous.