Story highlights A lawyer says he will deliver about 1,500 resignation letters to the Church of Latter-Day Saints

New guidelines bar the children of parents in same-sex relationships from being baptized

(CNN) About 1,500 Mormons are resigning from the Church of Latter-day Saints to protest a new policy that labels same-sex couples apostate and bans children of same-sex relationships from being baptized, a lawyer said Saturday.

Attorney Mark Naugle said church members who want to resign brought the letters to his office on Saturday.

"We had an incredible turnout," he said. "I was slammed for three hours. Some people stood in line for an hour and a half."

Naugle said he plans to deliver the letters on Monday.

A call for mass resignations call started about a week ago , when the LDS church released new guidelines for lay leaders known as "Handbook 1."

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