The Catholic News Service has published an article about new Vatican orders to not cooperate with the Church of Jesus Christ of Latter-day Saints in the microfilming of records. The Vatican wishes to block posthumous rebaptisms by the Church of Jesus Christ of Latter-day Saints, a practice that Catholics, Jews, and some others find objectionable.
Catholic dioceses throughout the world have been directed by the Vatican not to give information in parish registers to the Mormons' Genealogical Society of Utah.
An April 5 letter from the Vatican Congregation for Clergy, obtained by Catholic News Service in late April, asks episcopal conferences to direct all bishops to keep the Latter-day Saints from microfilming and digitizing information contained in those registers.
The order came in light of "grave reservations" expressed in a January 29 letter from the Vatican Congregation for the Doctrine of the Faith, the clergy congregation's letter said.
You can read more at http://www.catholicnews.com/data/stories/cns/0802443.htm.