Amends the Mental Health and Developmental Disabilities Administrative Act. Requires the Department of Human Services to establish reimbursement rates that build toward livable wages for frontline personnel in residential and day programs and service coordination agencies serving persons with intellectual or developmental disabilities. Provides that for community-based providers serving persons with intellectual or developmental disabilities, subject to federal approval of any relevant Waiver Amendment, the rates taking effect for services delivered on or after January 1, 2027 shall include an increase in the rate methodology sufficient to provide a $1.20 per hour wage rate increase for all direct support professionals and all other frontline personnel who are not subject to the Bureau of Labor Statistics' average wage increases and who work in residential and community day services settings. Prohibits community-based providers from using the rate increases for operational or administrative expenses. Requires rate increases that are sufficient to provide wages for all residential non-executive direct care staff. Amends the Medical Assistance Article of the Illinois Public Aid Code. Provides that the rates for ID/DD and MC/DD facilities for services delivered on or after January 1, 2027 shall include a $1.20 per hour wage increase for all direct support professionals and other frontline personnel who are not subject to the Bureau of Labor Statistics' average wage increases. Provides that changes to the rate methodologies are subject to federal approval. Grants emergency rulemaking authority to the Departments of Human Services and Healthcare and Family Services to implement the rate increases. Effective immediately.