To be eligible for services covered under this chapter, a participant or applicant shall: Apply to be a Medical Assistance Program participant or be Medical Assistance Program eligible; and Either: Have applied for services from the Developmental Disabilities Administration but not yet had their eligibility determined; or Be eligible for funding from the DDA as set forth in COMAR 10.22.12, and meet one of the following conditions: Be determined to have a developmental disability and currently on the DDA waiting list; Be receiving comprehensive community services funded by the DDA; or Be determined to have a developmental disability and in the process of transitioning to the community.