The declaratory judgment, now adopted in thirty-three American states and territories, has demonstrated its value in the speedy and effective determination of numerous controversies involving status, contracts and other written instruments, and property relations. Its utility in the adjudication of conflicting claims between the citizen and the administration, however, a field of litigation to which it is admirably suited, has not been fully appreciated. It is not merely its speed, inexpensiveness, and efficiency which commend the judicial declaration of rights in administrative law, nor yet the fact that it enables disputes to be determined in their incipiency before they have ripened into full-grown destructive battles, and that a decisio...