Autism / Autism Spectrum Support Group
Autism is classified as a neurodevelopmental disorder which manifests itself in markedly abnormal social interaction, communication ability, patterns of interests, and patterns of behavior. Although the specific etiology of autism is unknown, many researchers suspect that autism results from genetically mediated vulnerabilities to environmental triggers.
Here are a couple of links that provide good general information, but be aware that the specifics may vary per jurisdiction - your attorney is your best source of information. If you don't have an attorney yet you may benefit from seeking one. If you can't afford one be sure to contact legal aid services in your area.
Best wishes.
https://www.nolo.com/legal-encyclopedia/conservatorships-adult-guardianships-30063.html
https://www.lawhelp.org/dc/resource/guardianship-and-conservatorship-frequently-a