Art. 38(1) of statute of ICJ enumerates the sources of International law, Art. 38(2) qualify Art 38(1) by providing, “The provision shall not prejudice the powers of the court to decide a case, exaequo et bono, if parties are agree there to.” Meaning of exaequo ET bono is “in justice and good faith”. This provision enables the ICJ to decide cases upon consideration of good faith and fair dealing. While applying this principle, court can go outside the realm of International law, for deciding the matter.