The Arc United States -- The national Arc organization, with links to resources and other information. 

The Arc Michigan -- Advocacy and support for individuals with developmental disabilities in Michigan

Developmental Disabilities Insititute at Wayne State University -- Provides statewide programs designed to enhance the lives of persons with disabilities. 

Michigan Rehabilitation Services -- Works with eligible customers and employers to achieve quality employment outcomes and independence for individuals with disabilities. 

Michigan Protection & Advocacy Services -- Representing the rights of children and adults with disabilities. 

Michigan Developmental Disabilities Council -- Supporting people with developmental disabilities to achieve their full potential 

Michigan Disability Rights Coalition -- A disability justice movement working to transform communities

Medicaid Provider Manual -- contains coverage, billing, and reimbursement policies for Medicaid, Children's Special Health Care Services, Adult Benefits Waiver, Maternity Outpatient Medical Services (MOMS), and other healthcare programs administered by the Department of Community Health

Work Incentives Planning & Assistance -- Providing information to people with disabilities about how earnings affect their Social Security and other benefits.