Büchereiverband Österreichs (BVÖ) is the umbrella organisation of public libraries in Austria. It represents the interests of the public libraries and offers service, guidance and information to more than 3,000 members. Membership in BVÖ is beeing offered to all public libraries and their responsible bodies. Cooperative members of the BVÖ are also the umbrella organisation of public libraries provided by the Catholic Church (Österreichisches Bibliothekswerk) and the umbrella organisation of the libraries of the Federal Chambour of Labour (ÖGB-Büchereiservice). Since the founding of the BVÖ in 1948 many special libraries such as prison, hospital and residential home libraries as well as numerous school libraries have joined BVÖ.
Main tasks of the BVÖ are: