Section 2200.

Cal. Family Code - FAM § 2200.
in effect
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Marriages between parents and children, ancestors and descendants of every degree, and between siblings of the half as well as the whole blood, and between uncles or aunts and nieces or nephews, are incestuous, and void from the beginning, whether the relationship is legitimate or illegitimate.
Source: CA Legislative Counsel Bulk DataURL: https://downloads.leginfo.legislature.ca.gov/pubinfo_2025.zipFetched: 6/27/2026

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