The praetorian edict, perhaps in the 2nd century BC, rendered the tenants (
) liable when an object or liquid was thrown or poured from their apartment onto the street. The praetor granted several penal actions against the
, which could be instituted normally by those having sufferred damage in consequence of the
. The author of this study deals, on the one hand, with some general problems of the regulation in question (focusing on its practical aims and its legal character), and, on the other hand, with the cultural and technical background of this regulation (with special regard to the structure of the buildings in ancient Rome as well as to the relating terminology).