The bachelor's thesis deals with the Cooperation of Children's Homes in the South Bohemia region with Authority for Social and Legal Protection of Children. The aim of bachelor's thesis is to find out how the Cooperation of Social Workers in Children's Homes with Authority for Social and Legal Protection of Children takes place. The thesis consists of theoretical and practical part. In the theoretical part of the work, I deal with the family, Authority for Social and Legal Protection of Children, substitute family care, institutional care and finally the Cooperation of Children's Homes with Authority for Social and Legal Protection of Children. The practical part of the work is devoted to the research of the Cooperation of selected Children's Homes in the South Bohemia Region with Authority for Social and Legal Protection of Children. Also, it deals with the main areas of Cooperation and the individual difficulties of this Cooperation. The research part of the thesis was implemented by using a qualitative form of research, an interview method, and a semi-structured interview. The interview was based on theoretical knowledge. The open coding in the subtext of the interview was used to evaluate the data. The sample consisted of six Children's Homes in the South Bohemia Region, who showed interest in participating in this thesis. Based on the research, the individual research questions and the aim of the thesis were answered. The results showed that the Cooperation of Children's Homes with Authority for Social and Legal Protection of Children is very individual, it always depends on the personality of a particular social worker. Although this Cooperation is not specified anywhere, it is still very important and should certainly not be considered as a mere formal approach.