GQC maintains that "willingness" to practice polygamy is necessary for salvation.
George Q. Cannon, "Difference Between The True Church of Christ and the Churches of the World," Journal of Discourses, 26 vols. (Liverpool: Albert Carrington, 1882), 22:124
. . . I am perfectly satisfied there are men who will be counted worthy of that glory who never had a wife; there are men probably in this world now, who will receive exaltation, who never had a wife at all, or probably had but one. But what is necessary for such a case? It must be perfection before God, and a proof of willingness on their part, if they had the opportunity.