Abstract: Need of a Marriage Law in the Church"The Church, said Paul VI, since `by the will of her Founder she exists as a perfect social body' 1 is necessarily visible and therefore must be ruled by laws "2 .And on May 27, 1977, 3 the same Pontiff said : "The life of the Church cannot be conceived without a set of juridical laws ... according to St. Paul's saying `Omnia autem honeste et secundum ordinem fiant' " (I Cor.XIV, 40).Ecclesiastical marriage law is the set of Church's norms regulating Christian marriage.It comprises some norms established by divine law, natural and positive, rooted on human nature or imposed by God Himself independently from any positive disposition of any human legislator.However, ecclesiastical marriage law is mainly composed of norms enacted by the legitimate ecclesiastical authority throughout the centuries from its beginning to the present time.Likewise, there are in the Church's