And I forgot....Redemptionis sacramentum is effective IMMEDIATELY

This Instruction, prepared by the Congregation for Divine Worship and the Discipline of the Sacraments by mandate of the Supreme Pontiff John Paul II in collaboration with the Congregation for the Doctrine of the Faith, was approved by the same Pontiff on the Solemnity of St. Joseph, 19 March 2004, and he ordered it to be published and to be observed immediately by all concerned.

From the offices of the Congregation for Divine Worship and the Discipline of the Sacraments, Rome, on the Solemnity of the Annunciation of the Lord, 25 March 2004.

Francis Card. Arinze
Prefect

Domenico Sorrentino
Archbishop Secretary