[2] Their status was confirmed by the Second Vatican Council[3] and further defined by Pope Paul VI's 1966 motu proprio, Ecclesiae sanctae.
[9] In the 2013 apostolic exhortation, Evangelii Gaudium, Pope Francis expressed his concern that the intent of the Second Vatican Council, which would give episcopal conferences "genuine doctrinal authority, has not yet been sufficiently elaborated.
"[10] On September 9, 2017, Pope Francis modified canon law, granting episcopal conferences specific authority "to faithfully prepare … approve and publish the liturgical books for the regions for which they are responsible after the confirmation of the Apostolic See."
The Congregation for Divine Worship and the Discipline of the Sacraments, which formerly had primary responsibility for translations, was ordered to "help the Episcopal Conferences to fulfil their task.
[14] Source:[15] Notes In addition to the episcopal conferences as defined by the Holy See, there are a number of other regional groupings of bishops:[15]: 1101–06 Synods of Bishops of the Patriarchal and Major Archiepiscopal Churches National assemblies of Hierarchs of Churches Sui Iuris (including eastern Catholic as well as Latin ordinaries)