If your looking for an ABA school in your state Autism Speaks has a state by state guide. https://www.autismspeaks.org/applied-behavior-analysis-aba-0

You can find states with specific autism mandates here https://www.asha.org/advocacy/state/states-specific-autism-mandates/

Autism and insurance coverage. State by state laws. https://www.ncsl.org/research/health/autism-and-insurance-coverage-state-laws.aspx

Therapy costs can get expensive. Medicaid can help with these expenses and more. Check to see if your eligible here www.medicaid.gov

If you meet a certain financial criteria your child may be entitled to supplemental security income. This program is designed to help the elderly, blind or disabled who have little to no income. You can check to see if your eligible here www.ssa.gov