(8)In most Member States the databases of the different passport issuing bodies are not connected with each other, and for legal and administrative reasons a single passport issuing body is not a readily available option. Therefore, the establishment of a central database is considered to be the most effective solution to exchange and synchronise data between the different actors under Directives 90/427/EEC and 2009/156/EC as much as necessary to manage identification documents of equidae with the view to provide not only the required animal health guarantees but also to enable the application of those provisions in Union legislation on animal welfare and public health that have a correct and reliable identification of equidae as a prerequisite.