CALIFORNIA FAMILY CODE
LIABILITY TO OTHERS WHO PROVIDE SUPPORT FOR A CHILD
Family Code Section 3951
(a) A parent is not bound to compensate the other parent, or a relative,
for the voluntary support of the parent's child, without an agreement
(b) A parent is not bound to compensate a stranger for the support of a
child who has abandoned the parent without just cause.
(c) Nothing in this section relieves a parent of the obligation to support
a child during any period in which the state, county, or other governmental
entity provides support for the child.