Articles of Faith 11 & 12 affirm a strong stance toward religious freedom, as well as a commitment to the law.
Joseph Smith, "Church History," Times and Seasons 3, no. 9 (March 1, 1842) :710
We claim the privilege of worshipping Almighty God according to the dictates of our conscience, and allow all men the same privilege let them worship how, where, and what they may. We believe in being subject to kings, presidents, rulers, and magistrates, in observing, honoring and sustaining the law.