This article presents the results of a research study on the system of early child development support with developmental disabilities and their families in Poland. The analysis covered areas such as proximity and accessibility of services, infrastructural conditions, preparation of personnel, and occurrence of systemic barriers. The article provides a verification of the model of early intervention teams working in the field of diagnosis, design and implementation of impact, the responsibility for the course of therapeutic work and team development. In addition, the role of parents in therapy as well as the strengths and weaknesses of the system are discussed. [For the complete Volume 15 proceedings, see ED574185.]