This subfonds contains materials directly related to the UCBC on a national level. It contains correspondence, meeting minutes from executive meetings and conferences, promotional materials and reports, as well as financial information.

This subfonds has been described in the series of the specific UCBC local branches of: Toronto, Saskatchewan, New Westminster, Winnipeg, the Western Eparchy, Alberta, and Edmonton Eparchy. The items in the series are relevant to the membership and operations of these individual branches.

This sous-fonds contains materials that were in the UCBC collections that do not pertain to the UCBC directly or specific Ukrainian Catholic Churches in Canada. The materials include convention reports, information on activities of other Catholic organizations, and catholic history records.