California Welfare and Institutions Code 4512
Legal definition of terms

As used in this division:

1. 'Developmental disability' means a disability that originates before an individual attains age 18 years, continues, or can be expected to continue, indefinitely, and constitutes a substantial disability for that individual. As defined by the Director of Developmental Services, in consultation with the Superintendent of Public Instruction, this term shall include mental retardation, cerebral palsy, epilepsy, and autism. This term shall also include disabling conditions found to be closely related to mental retardation or to require treatment similar to that required for individuals with mental retardation, but shall not include other handicapping conditions that are solely physical in nature.
2. 'Services and supports for persons with developmental disabilities' means specialized services and supports or special adaptations of generic services and supports directed toward the alleviation of a developmental disability or toward the social, personal, physical, or economic habilitation or rehabilitation of an individual with a developmental disability, or toward the achievement and maintenance of independent, productive, normal lives. The determination of which services and supports are necessary for each consumer shall be made through the individual program plan process. The determination shall be made on the basis of the needs and preferences of the consumer or, when appropriate, the consumer's family, and shall include consideration of a range of service options proposed by individual program plan participants, the effectiveness of each option in meeting the goals stated in the individual program plan, and the cost-effectiveness of each option. Services and supports listed in the individual program plan may include, but are not limited to, diagnosis, evaluation, treatment, personal care, day care, domiciliary care, special living arrangements, physical, occupational, and speech therapy, training, education, supported and sheltered employment, mental health services, recreation, counseling of the individual with a developmental disability and of his or her family, protective and other social and sociolegal services, information and referral services, follow-along services, adaptive equipment and supplies, advocacy assistance, including self-advocacy training, facilitation and peer advocates, assessment, assistance in locating a home, child care, behavior training and behavior modification programs, camping, community integration services, community support, daily living skills training, emergency and crisis intervention, facilitating circles of support, habilitation, homemaker services, infant stimulation programs, paid roommates, paid neighbors, respite, short-term out-of-home care, social skills training, specialized medical and dental care, supported living arrangements, technical and financial assistance, travel training, training for parents of children with developmental disabilities, training for parents with developmental disabilities, vouchers, and transportation services necessary to ensure delivery of services to persons with developmental disabilities. Nothing in this subdivision is intended to expand or authorize a new or different service or support for any consumer unless that service or support is contained in his or her individual program plan.
3. Notwithstanding subdivisions (a) and (b), for any organization or agency receiving federal financial participation under the federal Developmental Disabilities Assistance and Bill of Rights Act, as amended 'developmental disability' and 'services for persons with developmental disabilities' means the terms as defined in the federal act to the extent required by federal law.
4. 'Consumer' means a person who has a disability that meets the definition of developmental disability set forth in subdivision (a).
5. 'Natural supports' means personal associations and relationships typically developed in the community that enhance the quality and security of life for people, including, but not limited to, family relationships, friendships reflecting the diversity of the neighborhood and the community, associations with fellow students or employees in regular classrooms and workplaces, and associations developed through participation in clubs, organizations, and other civic activities.
6. 'Circle of support' means a committed group of community members, who may include family members, meeting regularly with an individual with developmental disabilities in order to share experiences, promote autonomy and community involvement, and assist the individual in establishing and maintaining natural supports. A circle of support generally includes a plurality of members who neither provide nor receive services or supports for persons with developmental disabilities and who do not receive payment for participation in the circle of support.
7. 'Facilitation' means the use of modified or adapted materials, special instructions, equipment, or personal assistance by an individual, such as assistance with communications, that will enable a consumer to understand and participate to the maximum extent possible in the decisions and choices that effect his or her life.
8. 'Family support services' means services and supports that are provided to a child with developmental disabilities or his or her family and that contribute to the ability of the family to reside together.
9. 'Voucher' means any authorized alternative form of service delivery in which the consumer or family member is provided with a payment, coupon, chit, or other form of authorization that enables the consumer or family member to choose his or her own service provider.
10. 'Planning team' means the individual with developmental disabilities, the parents or legally appointed guardian of a minor consumer or the legally appointed conservator of an adult consumer, the authorized representative, including those appointed pursuant to subdivision (d) of Section 4548 and subdivision (e) of Section 4705, one or more regional center representatives, including the designated regional center service coordinator pursuant to subdivision (b) of Section 4640.7, any individual, including a service provider, invited by the consumer, the parents or legally appointed guardian of a minor consumer or the legally appointed conservator of an adult consumer, or the authorized representative, including those appointed pursuant to subdivision (d) of Section 4548 and subdivision (e) of Section 4705.
11. 'Stakeholder organizations' means statewide organizations representing the interests of consumers, family members, service providers, and statewide advocacy organizations.
12. 'Substantial disability' means the existence of significant functional limitations in three or more of the following areas of major life activity, as determined by a regional center, and as appropriate to the age of the person:
    
    
    1. Self-care.
    2. Receptive and expressive language.
    3. Learning.
    4. Mobility.
    5. Self-direction.
    6. Capacity for independent living.
    7. Economic self-sufficiency.
    
    Any reassessment of substantial disability for purposes of continuing eligibility shall utilize the same criteria under which the individual was originally made eligible.