Today, advances in science and technology have increased human power to change the environment; This situation has endangered human survival. Sustainable development is one of the solutions to solve this challenge. The emphasis of sustainable development is on intergenerational commitment and intergenerational and intergenerational justice, quality of life and participation of individuals in the development process. Since international judicial authorities play an important role in the development of international law, it is important to address the jurisprudence of these courts in the context of sustainable development and its principles. This article analyzes some of the rulings of the International Tribunal for the Law of the Sea and states that in its decisions of the last two decades, the Court has made good use of the principles of sustainable development and revealed the normative element of the concept of sustainable development. The rulings of this court indicate the establishment of the position of these principles in the practice of this institution and its positive approach to the rights of future generations, while defending the interests of the current generation.