 The sacrament of baptism may be performed by members of the Melchisedec priesthood or by Aaronic priests.The 2007 World Conference of Community of Christ passed a resolution requesting the First Presidency to examine the issue of rebaptism as a condition for membership in those cases where the potential member is already a baptized Christian.Confirmation, known also as baptism of the Holy Spirit, follows baptism by water and completes a person's initiation into the church.