HRS §572B-3
Civil unions that are void
This section says certain close family members cannot enter a valid civil union in Hawaii. If they do, the civil union is void, meaning it has no legal effect. It lists the specific family relationships that are not allowed.
everyone
The statute, as written — Civil unions void; when
A civil union shall be void between the following persons: parent and child, grandparent and grandchild, two siblings, aunt and nephew, aunt and niece, uncle and nephew, uncle and niece, and persons who stand in relation to each other as ancestor and descendant of any degree whatsoever.
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