Imputed righteousness is a concept in Christian theology which proposes that the "righteousness of Christ ... is imputed toImputed righteousness is a concept in Christian theology which proposes that the "righteousness of Christ ... is imputed to believers that is, treated as if it were theirs through faith".:106 It is on the basis of this "alien" righteousness that God accepts humans. This acceptance is also referred to as justification. Thus this doctrine is practically synonymous with justification by faith.The teaching of imputed righteousness is a signature doctrine of the Lutheran and Reformed traditions of Christianity.Imputed righteousness is contrasted with the Catholic position, going back to Augustine: "In Augstine's view, God bestows justifying righteousness upon the sinner in such a way that it becomes part of his or her person."This concept is referred to as infused righteousness.