(a) To be eligible for HHSC Focused ABA services, a child must:(1) be a Texas resident as defined in §105.105 of this chapter (relating to Definitions);(2) have a documented diagnosis on the autism spectrum made by a qualified professional; and(3) be 3 through 15 years of age.(b) Children become eligible on their third birthday and become ineligible on their 16th birthday.(c) The parent must participate in parent training, defined in §105.105 of this chapter in order for their child to receive services.(d) Eligibility for HHSC Focused ABA services does not guarantee enrollment into the HHSC Children's Autism Program. A child considered eligible for services by the contractor based on the criteria in this section is added to the contractor's interest list when there is no opening or funding available for HHSC Focused ABA services in the local HHSC Children's Autism Program.