Can. 1180
© Libreria Editrice Vaticana Source: vatican.va
§1. If a parish has its own cemetery, the deceased members of the faithful must be buried in it unless the deceased or those competent to take care of the burial of the deceased have chosen another cemetery legitimately.§2. Everyone, however, is permitted to choose the cemetery of burial unless prohibited by law.
Read the whole title TITLE IIIEcclesiastical Funerals 1176–1185