This resource was prepared in response to a request for information from a Race to the Top - Early Learning Challenge (RTT-ELC) State about that have initiatives related to early childhood mental health consultation in Delaware, Maryland, and Ohio. This information will be helpful to other States as they consider initiatives that will support the development of social and emotional competence in infants and young children This summary descriptions of the role that State mental health agencies play in providing services and highlights recent successes. ELC TA reviewed the 2014 RTT-ELC Annual Performance Report data that the 20 RTT-ELC States submitted to the Department of Education and the Department of Health and Human Services in the spring of 2015 and State websites. (author abstract)