Protection of persons deprived of their legal capacity is provided through the institution of guardianship. The institution of guardianship is defined and its objectives are explained through the Family Act that entered into force in the year 2003. The most important assumption of the existence of custody is the deprivation of legal capacity. The reasons for the deprivation of legal capacity are most often associated with the mental handicaps. A forensic physician will establish the state of health of the person concerning. Within the institution of guardianship, Social welfare center and guardian have important roles and are obliged to cooperate with each other. This paper analyzes the process of placing under guardianship, appointing a guardian and managing the guardianship in the Social welfare center Buje in the time period from the year 2011. to the year 2015. During this period in the Social welfare center Buje twenty-four persons were deprived of legal capacity and placed under guardianship, and those twenty- four custody files are the object of the analysis. The analysis was done in relation to the Family Act that entered into force in the year 2003. After the family reform in the Republic of Croatia a new Family Act entered into force in the year 2015. that complies with international standards, and with the United Nations Convention on the Rights of Persons with Disabilities from the year 2006., and the Optional Protocol to the Convention from the year 2006. The paper answers the question of whether the reform of custody legislation in Croatia was justified.