What is the Catholic Church's position on Freemasonry?

The Church, through its Congregation for the Doctrine of the Faith, has formally declared that Catholics who enroll in Masonic associations are in a state of grave sin and may not receive Holy Communion. This declaration, which is the most recent teaching of the Church, has affirmed nearly 300 years of papal pronouncements against Freemasonry on the grounds that the teachings of the Lodge are contrary to Catholic faith and morals. The Churchs declaration on Freemasonry exposes Catholic Masons to a number of penalties under canon law. For example, a Catholic who is aware that the Church authoritatively judges membership in Freemasonry to be gravely sinful must not approach Holy Communion (c. 916). The Church imposes the duty upon all grave sinners not to make a sacrilegious communion. Such a Catholic Mason who is aware of the grave sin must receive absolution in a sacramental confession before being able to receive communion again, unless there is a grave reason and no opportunity to ...  more