NRS 125.330: Cause for annulment: Want of understanding.

1. When either of the parties to a marriage for want of understanding shall be incapable of assenting thereto, the marriage shall be void from the time its nullity shall be declared by a court of competent authority.

2. The marriage of any insane person shall not be adjudged void, after his or her restoration to reason, if it shall appear that the parties freely cohabited together as a married couple after such insane person was restored to a sound mind.