Frequently Asked Questions

Feel free to ask us anything via the contact page or find quick answers to many questions here.

The Division of Developmental Disabilities (DDD) is part of the Arizona Department of Economic Security. It supports more than 40,000 Arizonans with qualifying developmental disabilities, helping them live as independently as possible at home and in their communities. Qualifying for DDD is the first step toward accessing in-home services like attendant care, habilitation, and respite. Learn how to apply →

For a person age 6 through adulthood, DDD generally requires a qualifying diagnosis — autism, cerebral palsy, epilepsy, Down syndrome, or a cognitive/intellectual disability — that developed before age 18 and is likely to continue indefinitely, plus significant functional limitations in at least three of seven major life areas. Younger children have their own pathways, including early intervention for those under 3. See full eligibility details →

No. Your child needs both a qualifying diagnosis and substantial functional limitations in at least three major life areas. Some children with autism qualify and some don’t, depending on their level of need — which is why thorough documentation matters. Read more about eligibility →

Complete the DDD Eligibility Packet (form DDD-2069A) and submit it with supporting documents — proof of identity and citizenship, Arizona residency, and the qualifying diagnosis. Emailing your completed packet to DDDApply@azdes.gov is usually the fastest option, or you can call the DDD Eligibility Unit at 1-844-770-9500. See the step-by-step guide →

No. Applying is free, and you don’t need to hire a lawyer or a paid service to do it. Learn more →

The Arizona Long Term Care System – ALTCS, is Arizona’s Medicaid program that funds long-term services. Here’s the simple version: DDD decides who’s eligible, and ALTCS pays for the services. Most families who want funded, ongoing in-home care need both. Understand how they connect →