Church and, with the spread of the Benedictine tradition, through the preservation and transmission of ancient culture. 142 Sacraments Main article: Sacraments of the Catholic Church Mass at the Grotto at Lourdes, France. 43 Canon law Main article: Canon law of the Catholic Church See also: Catholic Church Liturgy The canon law of the Catholic Church is the system of laws and legal principles made and enforced by the hierarchical authorities to regulate the church's. "A Matter of Conscience: Catholics on Contraception" (PDF). Archived from the original on Retrieved Lazowski, Philip (2004). Retrieved "Saints' Prayers for Souls in Purgatory". 1983 Code of Canon Law.