This is the place:

WITHDRAWL

How to remove your name from the LDS records

EXTERNAL LINKS

Church Handbook of Instructions - fair use excerpts from the official Utah Church manual detail how church administrators are to handle a request for name removal.

How to Have Your Name Removed - more detail on how hard it can be to have your name removed from the Mormon church records, and some detail on the Church's handbook procedures.

Recovery from Mormonism - "A Site for those who are Questioning their Faith in the Organization And For Those who Need Support As they transition their lives to a normal life."

Recovery from Mormonism - Especially for Women - "to and for women whose lives have been painfully touched by the Mormon church. "

Why I Left the Mormon Church - by Richard Packham.