DHS 63.02 (7) “Chronic mental illness" means a mental illness which is severe in degree and persistent in duration, which causes a substantially diminished level of functioning in the primary aspects of daily living and an inability to cope with the ordinary demands of life, which may lead to an inability to maintain stable adjustment and independent functioning without long-term treatment and support and which may be of lifelong duration. “Chronic mental illness" includes schizophrenia as well as a wide spectrum of psychotic and other severely disabling psychiatric diagnostic categories, but does not include organic mental disorders or a primary diagnosis of mental retardation intellectual disability or of alcohol or drug dependence.

DHS 63.02 (12) “Developmental disability" has the meaning prescribed in s. 51.01 (5) (a), Stats., namely, a disability attributable to brain injury, cerebral palsy, epilepsy, autism, mental retardation an intellectual disability, or another neurological condition closely related to mental retardation an intellectual disability or requiring treatment similar to that required for mental retardation an intellectual disability, which has continued or can be expected to continue indefinitely and constitutes a substantial handicap to the afflicted individual. “Developmental disability" does not include senility which is primarily caused by the process of aging or the infirmities of aging.

DHS 63.02 (14) “Mental illness" means mental disorder to such an extent that an afflicted person requires care and treatment for his or her own welfare or the welfare of others or of the community. For purposes of involuntary commitment, “mental illness" means a substantial disorder of thought, mood, perception, orientation or memory which grossly impairs judgment, behavior, capacity to recognize reality or ability to meet the ordinary demands of life, but does not include organic mental disorder or a primary diagnosis of mental retardation intellectual disability, or of alcohol or drug dependence.

DHS 73.07 (1) (b) “Mental retardation Intellectual disability" means significant subaverage general intellectual functioning usually defined as an intelligence quotient (IQ) level of 70 or below accompanied by significant deficits or impairments in adaptive functioning with onset before the age of 18 that originates during the developmental period and is associated with impairment in adaptive behavior.

DHS 73.07 (2) (a) 5. The participant has a diagnosis of mental retardation intellectual disability and the county department has determined the severity to be such that it would preclude the ability to act as an employer and competently manage funds.

DHS 101.03 (41) (intro.) “Developmental disability" means mental retardation intellectual disability or a related condition such as cerebral palsy, epilepsy, or autism, but excluding mental illness and infirmities of aging, which is:

DHS 101.03 (130) “Preventive or maintenance occupational therapy" means occupational therapy procedures which are provided to forestall deterioration of the patient's condition or to preserve the patient's current status. Preventive or maintenance occupational therapy makes use of the procedures and techniques of minimizing further deterioration in areas including, but not limited to, the treatment of arthritic conditions, multiple sclerosis, upper extremity contractures, chronic or recurring mental illness and mental retardation intellectual disability.

DHS 105.09 (4) (b) A home or portion of a home certified as an ICF/MR ICF-IID is exempt from this section.

DHS 105.12 ICFs for mentally retarded persons individuals with intellectual disabilities or persons individuals with related conditions. For MA certification, institutions for mentally retarded persons individuals with intellectual disabilities or persons individuals with related conditions shall be licensed pursuant to s. 50.03, Stats., and ch. DHS 134.

DHS 107.09 (4) (o) 2. In an institution for mentally retarded persons individuals with intellectual disabilities or persons with related conditions, the team shall also make a psychological evaluation of need for care. The psychological evaluation shall be made before admission or authorization of payment, but may not be made more than 3 months before admission.

DHS 107.09 (5) (d) ICF-level services provided to a developmentally disabled person admitted after September 15, 1986, to an ICF facility other than to a facility certified under s. DHS 105.12 as an intermediate care facility for the mentally retarded individuals with intellectual disabilities unless the provisions of s. DHS 132.51 (2) (d) 1. have been waived for that person; and

DHS 107.13 (2) (d) 2. Psychotherapy for persons individuals with the primary diagnosis of developmental disabilities, including mental retardation intellectual disabilities, except when they experience psychological problems that necessitate psychotherapeutic intervention.

DHS 122.02 (2) (a) The conversion of a skilled nursing facility under 42 CFR 442 Subpt. D or an intermediate care facility under 42 CFR 442 Subpt. F to an intermediate care facility for the mentally retarded individuals with intellectual disabilities under 42 CFR 442, Subpt. G, for purposes of medical assistance certification;

(b) The conversion of an intermediate care facility for the mentally retarded individuals with intellectual disabilities under 42 CFR 442 Subpt. G to a skilled nursing facility under 42 CFR 442 Subpt. D or an intermediate care facility under 42 CFR 442 Subpt. F, for purposes of medical assistance certification;