Use the link above to see the current Indiana legislative session which will outline all house and senate bills. This resource will also provide you with the most updated version of any given bill under the tab "bill actions" after choosing a bill to research.
Child Welfare League of America (CWLA) is a coalition of many public and private agencies that serve to serve vulnerable families all across the nation. Using the "publications" tab at the top of their home page will link you to the "child welfare journal" which has many great entries regarding child welfare policy.
The National Association of Social Workers is a professional group founded in 1955 of social work professionals and is the largest membership organization of social workers in the world. The NASW works to enhance the professional growth of all social workers. Under their "Practice" tab you can learn all about child welfare practice guidelines.