MEATLESS FRIDAYSand theOfficial Church Law The National Conference of Catholic (American) Bishops - NCCB Studies Returning Meatless Fridays The vast majority of Catholics today do not know that there is an existing obligation to abstain from meat on all Fridays of the year. While it is true that the Code of Canon Law allows for the substituting of another penitential practice, authorized by the NCCB, one has not been defined. As a consequence the abiding custom of the Church has been set aside. Neither bishops nor priests, with rare exception, inform the faithful of their obligations....