Virginia Code Title 20. Domestic Relations § 20-38.1. Certain marriages prohibited

1. A marriage entered into prior to the dissolution of an earlier marriage of one of the parties;

2. A marriage between an ancestor and descendant, or between siblings, whether the relationship is by the half or the whole blood or by adoption;

3. A marriage between an uncle or aunt and a nephew or niece, whether the relationship is by the half or the whole blood.