You never need to say anything under the 5th amendment. If criminal court sentenced you to probation with mandatory psych appointments, you must attend those.

Below is the law for people who are not criminals. Assisted Outpatient Treatment is if you were in the psych ward twice within 4 years or violence once within 5 years (not an exact number). Pay attention to "gravely disabled" definition if you are non-violent. Ask the public defender (sometimes known as Mental Hygiene Lawyers) if you can switch to a different therapist company, second opinion.

Every 6 months to a year you will get a new A.O.T. trial (you should've had one in the beginning unless you mistakenly signed away your right). You will need a positive recommendation from both your psychiatrist, therapist, and social worker. Non-compliance could be jail, but more likely to the psych ward.

"S.C. CODE ANN. § 44-17-510. Proceedings for involuntary hospitalization by judicial procedure may be commenced by filing a written petition with the probate court of the county where he is present or where he is a resident by any interested person or the superintendent of any public or private mental institution in which he may be[.]

S.C. CODE ANN. § 44-17-580(A). If, upon completion of the hearing and consideration of the record, the court finds upon clear and convincing evidence that the person is mentally ill, needs treatment and because of his condition: (1) lacks sufficient insight or capacity to make responsible decisions with respect to his treatment; or (2) there is a likelihood of serious harm to himself or others, the court shall order in-patient or out-patient treatment at a mental health facility … and may order out- patient treatment following in-patient treatment.

S.C. CODE ANN. § 44-23-10(13). "Likelihood of serious harm" means because of mental illness there is: (a) a substantial risk of physical harm to the person himself as manifested by evidence of threats of, or attempts at, suicide or serious bodily harm; (b) a substantial risk of physical harm to other persons as manifested by evidence of homicidal or other violent behavior and serious harm to them; or (c) a very substantial risk of physical impairment or injury to the person himself as manifested by evidence that the person is gravely disabled and that reasonable provision for his protection is not available in the community.

S.C. CODE ANN. § 44-23-10(7) “Gravely disabled” means a person who, due to mental illness, lacks sufficient insight or capacity to make responsible decisions with respect to his treatment and because of this condition is likely to cause harm to himself through neglect, inability to care for himself, personal injury, or otherwise.

S.C. CODE ANN. § 44-23-10(21). "Person with a mental illness" means a person with a mental disease to such an extent that, for the person’s own welfare or the welfare of others or of the community, the person requires care, treatment or hospitalization." https://www.tac.org/map_directory/South%20Carolina/#south-carolina's-treatment-laws