If the baptism was not administered by the pastor or in his presence, the minister of baptism, whoever it is, must inform the pastor of the parish in which it was administered of the conferral of the baptism, so that he records the baptism according to the norm of can. 877, §1. (: indicates that the text corresponds to a new version or a new paragraph) Cf: Apostolic Letter issued motu proprio of the Supreme Pontiff Francis Magnum Principium by which can. 838 of the Code of Canon Law is modified (3 September 2017) [Earlier version]
Source: Code of Canon Law (Vatican.va)