[1] "Affirming the ex opere operato efficacy means being sure of God's sovereign and gratuitous intervention in the sacraments.
"[4] Jus novum (c. 1140-1563) Jus novissimum (c. 1563-1918) Jus codicis (1918-present) Other Sacraments Sacramentals Sacred places Sacred times Supra-diocesan/eparchal structures Particular churches Juridic persons Philosophy, theology, and fundamental theory of Catholic canon law Clerics Office Juridic and physical persons Associations of the faithful Pars dynamica (trial procedure) Canonization Election of the Roman Pontiff Academic degrees Journals and Professional Societies Faculties of canon law Canonists Institute of consecrated life Society of apostolic life According to the teaching of the Roman Catholic Church, to receive the fruits of the sacraments requires that a person be properly disposed.
"[5] The sacraments work ex opere operato[6] as manifestations of Jesus' actions and words during his life.
[13] In Anglicanism, a certain version of ex opere operato is held, in which the impiety of the minister does not invalidate the sacrament, but faith and repentance is required by the receiver.
3: “The grace which is exhibited in or by the sacraments rightly used, is not conferred by any power in them; neither doth the efficacy of a sacrament depend upon the piety or intention of him that doth administer it: but upon the work of the Spirit, and the word of institution, which contains, together with a precept authorizing the use thereof, a promise of benefit to worthy receivers.”