In Re Estate of Biddle

OPINION

ROBERTS, Justice.

Since Tafel Estate, 449 Pa. 442, 296 A.2d 797 (1972), we have required that adopted children be presumptively included in a testamentary gift to “children” unless the testator’s intention to exclude adopted children is clearly indicated. Appellant, an adopted child, claims the right to participate in future income distributions from a testamentary trust established by his adoptive great-grandfather. The orphans’ court held that because appellant could have litigated his claim at a 1952 audit of an account of the estate but failed to do so, that appellant’s claim to…