Internal university matters:

• Library Commission
• Commission for ZIM Affairs
• Cooperation with the bodies, committees, interest groups and administration, faculties, academic institutions and other central operating units, in particular with the Centre for In­form­a­tion and Me­dia Tech­no­logy Ser­vices (ZIM)

Memberships:

• International Federation of Library Associations (IFLA)
• International Group of Ex Libris Users (IGeLU)
• German Library Association (DBV)
• DACHELA, the organisation for Ex Libris users in Germany, Austria, Switzerland and Liechtenstein
• DINI - German Initiative for Network Information
• Association of Libraries of the State of North Rhine-Westphalia (vbnw)

Co-operations:

• Cooperation with the University Library Centre of North Rhine-Westphalia and the libraries participating in the NRW network system (including cooperative union cataloguing, participation in online interlibrary loan; participation in cross-library acquisitions (consortium agreements))
• Participation in the co-operative maintenance of the journal database (ZDB) in Berlin, the electronic journal library (EZB) in Regensburg and the database information system (DBIS) in Regensburg
• Cooperation with the Centre for Library and Information Science Continuing Education (ZBIW)
• Cooperation with the Archbishop's Academic Library Paderborn, the Paderborn City Library and the City Archive (including FAMI training) as well as the Detmold University of Music with regard to the library of the Detmold/Paderborn Musicology Seminar