405 ILCS 80/5-1

As the mental health and developmental disabilities or intellectual disabilities authority for the State of Illinois, the Department of Human Services shall have the authority to license, certify and prescribe standards governing the programs and services provided under this Act, as well as all other agencies or programs which provide home-based or community-based services to persons with mental disabilities, except those services, programs or agencies established under or otherwise subject to the Child Care Act of 1969, the Specialized Mental Health Rehabilitation Act of 2013, the ID/DD Community Care Act, or the MC/DD Act, as now or hereafter amended, and this Act shall not be construed to limit the application of those Acts.