A. After the final decree of adoption is entered the relations of parent and child and the rights, duties, obligations and other legal consequences of the natural relation of the child and parent shall thereafter exist between the child and the adoptive parents. The status of the child as a citizen of the Osage Nation of Oklahoma shall not be affected by any adoption, and such child shall not forfeit his rights to inherit from his natural parents by descent or distribution or otherwise.

B. After the final decree of adoption is entered, the natural parents of the adoptive child, except a natural parent who is also an adoptive parent or the spouse of an adoptive parent, shall be relieved of all parental responsibilities for such child and have no rights over such child or to his property by descent or distribution or otherwise.