CALIFORNIA FAMILY LAW
...Death of a Spouse
......Probate/Inheritance Rights
.........Equitable Adoption
3 Cards On This Topic:

Equitable adoption recognized in Calif.

Foster child failed to establish deceased’s intent to adopt and could not inherit foster father's estate.

Equitably adopted child does not have right to inherit property of testate "grandparent" whose will directed her property go to "surviving issue" of her own children.