Palliative care for children is an active and complete care for a child on a physical, psychological, social and spiritual level and also includes co-operation and active work with family. Palliative care for children begins with the diagnosis of need for palliative care, lasts during treatment, and continues after the death of the child in the form of expert assistance to the family in their grief. It works on the principles of more theoretical contents such as individual approach, holistic approach and biopsychosocial-spiritual model that unites in promoting the quality of life of a child and his family. Numerous legal sources are the starting point for defining palliative care for children as a fundamental human right to health care, as well as basic actions within such right. Palliative care includes interdisciplinary team work where social worker is also included. With his professional knowledge and skills, a social worker, besides working with other team members, is dedicated to work with a child as well as his entire family. Therefore, the aim of this paper is to present crucial knowledge in the field of palliative care for children and to see what legal regulation is the right to palliative care for children in the Republic of Croatia and the world and in which way realization of rights is organized. The importance of this topic for social work as a profession advocating for human rights is reflected in the fact that, according to the definition of palliative care, a social worker is part of a basic interdisciplinary team. Therefore, it is important to get familiar with the tasks that carry this role.