Special Cases In some situations, there may be doubts whether a person's baptism was valid. All baptisms are assumed valid, regardless of denomination , unless after serious investigation there is reason to doubt that the candidate was baptized with water and the Trinitarian formula (". . . in the name of the Father and of the Son and of the Holy Spirit"), or that the minister or recipient of baptism did not intend it to be an actual baptism. If there are doubts about the validity of a person's baptism (or whether the person was baptized at all), then the candidate will be given a conditional baptism (one with the form ". . . if you are not already baptized, I baptize you in the name of the Father and of the Son and of the Holy Spirit"). "If conditional baptism . . . seems necessary, this must be celebrated privately rather than at a public liturgical assembly of the community and with only those limited rites which the diocesan bishop determines. The reception into full communion should take place later at the Sunday Eucharist of the community" (NSC 37). Another special case concerns those who have been baptized as Catholics but who were not brought up in the faith or who have not received the sacraments of confirmation and the Eucharist. "Although baptized adult Catholics who have never received catechetical instruction or been admitted to the sacraments of confirmation and Eucharist are not catechumens, some elements of the usual