Chapter 1 - General Provisions

California Welfare and Institutions Code — §§ 5000-5122

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Sections (30)

Repealed and added by Stats. 1967, Ch. 1667.

This part shall be known and may be cited as the Lanterman-Petris-Short Act.

Amended by Stats. 2013, Ch. 567, Sec. 1. (SB 364) Effective January 1, 2014.

The provisions of this part and Part 1.5 (commencing with Section 5585) shall be construed to promote the legislative intent as follows:

(a)To end the inappropriate, indefinite, and involuntary commitment of persons with mental health disorders, developmental disabilities, and chronic alcoholism, and to eliminate legal disabilities.
(b)To provide prompt evaluation and treatment of persons with mental health disorders or impaired by chronic alcoholism.
(c)To guarantee and protect public safety.
(d)To safeguard individual rights through judicial review.
(e)To provide individualized treatment, supervision, and placement services by a conservatorship program for persons who are gravely disabled.
(f)To encourage the full use of all existing agencies, professional personnel, and public funds to accomplish these objectives and to prevent duplication of services and unnecessary expenditures.
(g)To protect persons with mental health disorders and developmental disabilities from criminal acts.
(h)To provide consistent standards for protection of the personal rights of persons receiving services under this part and under Part 1.5 (commencing

with Section 5585).

(i)To provide services in the least restrictive setting appropriate to the needs of each person receiving services under this part and under Part 1.5 (commencing with Section 5585).

Amended by Stats. 2014, Ch. 144, Sec. 84. (AB 1847) Effective January 1, 2015.

(a)Persons with mental health disorders and persons impaired by chronic alcoholism may no longer be judicially committed.
(b)Persons with mental health disorders shall receive services pursuant to this part. Persons impaired by chronic alcoholism may receive services pursuant to this part if they elect to do so pursuant to Article 3 (commencing with Section 5225) of Chapter 2.
(c)Persons with epilepsy may no longer be judicially committed.
(d)This part shall not be construed to repeal or modify laws relating to the commitment of mentally disordered sex offenders, persons with an intellectual disability, and mentally disordered criminal

offenders, except as specifically provided in Section 4011.6 of the Penal Code, or as specifically provided in other statutes.

Added by Stats. 1967, Ch. 1667.

Nothing in this part shall be construed in any way as limiting the right of any person to make voluntary application at any time to any public or private agency or practitioner for mental health services, either by direct application in person, or by referral from any other public or private agency or practitioner.

Amended by Stats. 2014, Ch. 144, Sec. 85. (AB 1847) Effective January 1, 2015.

Persons with mental health disorders and persons with developmental disabilities shall receive protection from criminal acts equal to that provided any other resident in this state.

Amended by Stats. 2014, Ch. 144, Sec. 86. (AB 1847) Effective January 1, 2015.

(a)Notwithstanding any other law, a legal guardian, conservator, or other person who reasonably believes a person with a mental health disorder or developmental disability is the victim of a crime may file a report with an appropriate law enforcement agency. The report shall specify the nature of the alleged offense and any pertinent evidence. Notwithstanding any other law, the information in that report shall not be deemed confidential in any manner. No person shall incur any civil or criminal liability as a result of making a report authorized by this section unless it can be shown that a false report was made and the person knew or should have known that the report was false.
(b)Where the district attorney of the county

in which the alleged offense occurred finds, based upon the evidence contained in the report and any other evidence obtained through regular investigatory procedures, that a reasonable probability exists that a crime or public offense has been committed and that the person with the mental health disorder or developmental disability is the victim, the district attorney may file a complaint verified on information and belief.

(c)The filing of a report by a legal guardian, conservator, or any other person pursuant to this section shall not constitute evidence that a crime or public offense has been committed and shall not be considered in any manner by the trier of fact.

Added by Stats. 1967, Ch. 1667.

Unless specifically stated, a person complained against in any petition or proceeding initiated by virtue of the provisions of this part shall not forfeit any legal right or suffer legal disability by reason of the provisions of this part.

Added by Stats. 1967, Ch. 1667.

The provisions of this part shall not be construed to deny treatment by spiritual means through prayer in accordance with the tenets and practices of a recognized church or denomination for any person detained for evaluation or treatment who desires such treatment, or to a minor if his parent, guardian, or conservator desires such treatment.

Added by Stats. 1967, Ch. 1667.

Unless otherwise indicated, the provisions of this part shall not be construed to apply retroactively to terminate court commitments of mentally ill persons or inebriates under preexisting law.

Amended by Stats. 2024, Ch. 644, Sec. 5. (SB 1238) Effective January 1, 2025.

Unless the context otherwise requires, the following definitions shall govern the construction of this part:

(a)“Evaluation” consists of multidisciplinary professional analyses of a person’s medical, psychological, educational, social, financial, and legal conditions as may appear to constitute a problem. Persons providing evaluation services shall be properly qualified professionals and may be full-time employees of an agency providing face-to-face, which includes telehealth, evaluation services or may be part-time employees or may be employed on a contractual basis.
(b)“Court-ordered evaluation” means an evaluation ordered by a superior

court pursuant to Article 2 (commencing with Section 5200) of Chapter 2 or by a superior court pursuant to Article 3 (commencing with Section 5225) of Chapter 2.

(c)“Intensive treatment” consists of such hospital and other services as may be indicated. Intensive treatment shall be provided by properly qualified professionals and carried out in facilities qualifying for reimbursement under the California Medical Assistance Program (Medi-Cal) set forth in Chapter 7 (commencing with Section 14000) of Part 3 of Division 9, or under Title XVIII of the federal Social Security Act and regulations thereunder. Intensive treatment may be provided in hospitals of the United States government by properly qualified professionals. This part does not prohibit an intensive treatment facility from also providing 72-hour evaluation and treatment.
(d)“Referral” is referral of persons by each agency or facility

providing assessment, evaluation, crisis intervention, or treatment services to other agencies or individuals. The purpose of referral shall be to provide for continuity of care, and may include, but need not be limited to, informing the person of available services, making appointments on the person’s behalf, discussing the person’s problem with the agency or individual to which the person has been referred, appraising the outcome of referrals, and arranging for personal escort and transportation when necessary. Referral shall be considered complete when the agency or individual to whom the person has been referred accepts responsibility for providing the necessary services. All persons shall be advised of available precare services that prevent initial recourse to hospital treatment or aftercare services that support adjustment to community living following hospital treatment. These

services may be provided through county or city mental health departments, state hospitals under the jurisdiction of the

State Department of State Hospitals, regional centers under contract with the State Department of Developmental Services, or other public or private entities.

Each agency or facility providing evaluation services shall maintain a current and comprehensive file of all community services, both public and private. These files shall contain current agreements with agencies or individuals accepting referrals, as well as appraisals of the results of past referrals.

(e)“Crisis intervention” consists of an interview or series of interviews within a brief period of time, conducted by qualified professionals, and designed to alleviate personal or family situations that present a serious and imminent threat to the health or stability of the person or the family. The interview or interviews may

be conducted in the home of the person or family, or on an inpatient or outpatient basis with such therapy, or other services, as may be appropriate. The interview or interviews may include family members, significant support persons, providers, or other entities or individuals, as appropriate and as authorized by law. Crisis intervention may, as appropriate, include suicide prevention, psychiatric, welfare, psychological, legal, or other social services.

(f)“Prepetition screening” is a screening of all petitions for court-ordered evaluation as provided in Article 2 (commencing with Section 5200) of Chapter 2, consisting of a professional review of all petitions; an interview with the petitioner and, whenever possible, the person alleged, as a result of a mental health disorder, to be a danger to others, or to themselves, or to be gravely disabled,

to assess the problem and explain the petition; when indicated, efforts to persuade the person to receive, on a voluntary basis, comprehensive evaluation, crisis intervention, referral, and other services specified in this part.

(g)“Conservatorship investigation” means investigation by an agency appointed or designated by the governing body of cases in which conservatorship is recommended pursuant to Chapter 3 (commencing with Section 5350).
(h)(1) For purposes of Article 1 (commencing with Section 5150), Article 2 (commencing with Section 5200), Article 3 (commencing with Section 5225), and Article 4 (commencing with Section 5250) of Chapter 2, and for purposes of Chapter 3 (commencing with Section 5350), “gravely disabled” means any of the following, as

applicable:

(A) A condition in which a person, as a result of a mental health disorder, a severe substance use disorder, or a co-occurring mental health disorder and a severe substance use disorder, is unable to provide for their basic personal needs for food, clothing, shelter, personal safety, or necessary medical care.

(B) A condition in which a person has been found mentally incompetent under Section 1370 of the Penal Code and all of the following facts exist:

(i)The complaint, indictment, or information pending against the person at the time of commitment charges a felony involving death, great bodily harm, or a serious threat to the physical well-being of another person.

(ii) There has been a finding of probable cause on a complaint pursuant to paragraph (2) of subdivision (a) of Section 1368.1 of the Penal Code, a preliminary examination pursuant to Section 859b of the Penal Code, or a grand jury indictment, and the complaint, indictment, or information has not been dismissed.

(iii) As a result of a mental health disorder, the person is unable to understand the nature and purpose of the proceedings taken against them and to assist counsel in the conduct of their defense in a rational manner.

(iv) The person represents a substantial danger of physical harm to others by reason of a mental disease, defect, or disorder.

(2)For purposes of Article 3 (commencing with Section 5225) and

Article 4 (commencing with Section 5250), of Chapter 2, and for purposes of Chapter 3 (commencing with Section 5350), “gravely disabled” includes a condition in which a person, as a result of impairment by chronic alcoholism, is unable to provide for their basic personal needs for food, clothing, shelter, personal safety, or necessary medical care.

(3)The term “gravely disabled” does not include persons with intellectual disabilities by reason of that disability alone.
(4)A county, by adoption of a resolution of its governing body, may elect to defer implementation of the changes made to this section by Senate Bill 43 of the 2023–24 Regular Session of the Legislature until January 1, 2026.
(i)“Peace officer” means a

duly sworn peace officer as that term is defined in Chapter 4.5 (commencing with Section 830) of Title 3 of Part 2 of the Penal Code who has completed the basic training course established by the Commission on Peace Officer Standards and Training, or any parole officer or probation officer specified in Section 830.5 of the Penal Code when acting in relation to cases for which the officer has a legally mandated responsibility.

(j)“Postcertification treatment” means an additional period of treatment pursuant to Article 6 (commencing with Section 5300) of Chapter 2.
(k)“Court,” unless otherwise specified, means a court of record.
(l)“Antipsychotic medication” means any medication customarily prescribed for the treatment

of symptoms of psychoses and other severe mental and emotional disorders.

(m)“Emergency” means a situation in which action to impose treatment over the person’s objection is immediately necessary for the preservation of life or the prevention of serious bodily harm to the patient or others, and it is impracticable to first gain consent. It is not necessary for harm to take place or become unavoidable prior to treatment.
(n)(1) “Designated facility,” “facility designated by the county for evaluation and treatment,” or “facility designated by the county to provide intensive treatment” means a facility that meets designation requirements duly established by the State Department of Health Care Services in accordance with Section 5404, including, but

not limited to, the following:

(A) Psychiatric health facilities licensed by the State Department of Health Care Services.

(B) Psychiatric residential treatment facilities licensed by the State Department of Health Care Services.

(C) Mental health rehabilitation centers licensed by the State Department of Health Care Services.

(D) Provider sites certified by the State Department of Health Care Services or a mental health plan to provide crisis stabilization.

(E) General acute care hospitals licensed by the State Department of Public Health.

(F) Acute psychiatric hospitals licensed by the State Department of Public Health.

(G) Chemical dependency recovery hospitals licensed by the State Department of Public Health.

(H) Hospitals operated by the United States Department of Veterans Affairs.

(2)(A) A county may designate a facility for the purpose of providing one or more of the following services:
(i)Providing evaluation and treatment pursuant to Article 1 (commencing with Section 5150) of Chapter 2.

(ii) Providing intensive treatment pursuant to Article 4 (commencing with Section 5250) of Chapter

2.

(iii) Providing additional intensive treatment pursuant to Article 4.5 (commencing with Section 5260) of Chapter 2.

(iv) Providing additional intensive treatment pursuant to Article 4.7 (commencing with Section 5270.10) of Chapter 2.

(v)Providing postcertification treatment pursuant to Article 6 (commencing with Section 5300) of Chapter 2.

(B) A county may designate a facility, as is appropriate and based on capability, for the purpose of providing one or more types of treatment listed in subparagraph (A) of paragraph (3) of subdivision (n) without designating the facility to provide all treatments.

(3)Notwithstanding Chapter 3.5 (commencing with Section 11340) of Part 1 of Division 3 of Title 2 of the Government Code, the State Department of Health Care Services may implement, interpret, or make specific this subdivision, in whole or in part, by means of plan or county letters, information notices, plan or provider bulletins, or other similar instructions, until the time regulations are adopted no later than December 31, 2027.
(o)“Severe substance use disorder” means a diagnosed substance-related disorder that meets the diagnostic criteria of “severe” as defined in the most current version of the Diagnostic and Statistical Manual of Mental Disorders.
(p)“Personal safety” means the ability of one to survive safely in the community without involuntary detention or

treatment pursuant to this part.

(q)“Necessary medical care” means care that a licensed health care practitioner, while operating within the scope of their practice, determines to be necessary to prevent serious deterioration of an existing physical medical condition that, if left untreated, is likely to result in serious bodily injury as defined in Section 15610.67.

Amended by Stats. 2012, Ch. 24, Sec. 124. (AB 1470) Effective June 27, 2012.

As used in this division and in Division 4 (commencing with Section 4000), Division 4.1 (commencing with Section 4400), Division 6 (commencing with Section 6000), Division 7 (commencing with Section 7100), and Division 8 (commencing with Section 8000), the term “judicially committed” means all of the following:

(a)Persons who are mentally disordered sex offenders placed in a state hospital or institutional unit for observation or committed to the State Department of State Hospitals pursuant to Article 1 (commencing with Section 6300) of Chapter 2 of Part 2 of Division 6.
(b)Developmentally disabled persons who are admitted to a state

hospital upon application or who are committed to the State Department of Developmental Services by court order pursuant to Article 2 (commencing with Section 6500) of Chapter 2 of Part 2 of Division 6.

(c)Persons committed to the State Department of State Hospitals or a state hospital pursuant to the Penal Code.

Amended by Stats. 2001, Ch. 506, Sec. 5. Effective January 1, 2002.

(a)When applying the definition of mental disorder for the purposes of Articles 2 (commencing with Section 5200), 4 (commencing with Section 5250), and 5 (commencing with Section 5275) of Chapter 2 and Chapter 3 (commencing with Section 5350), the historical course of the person’s mental disorder, as determined by available relevant information about the course of the person’s mental disorder, shall be considered when it has a direct bearing on the determination of whether the person is a danger to others, or to himself or herself, or is gravely disabled, as a result of a mental disorder. The historical course shall include, but is not limited to, evidence presented by persons who have provided, or are providing, mental health or related support services to the patient, the patient’s medical records as presented to the court, including psychiatric records, or evidence voluntarily presented by family members, the patient, or any other person designated by the patient. Facilities shall make every reasonable effort to make information provided by the patient’s family available to the court. The hearing officer, court, or jury shall exclude from consideration evidence it determines to be irrelevant because of remoteness of time or dissimilarity of circumstances.
(b)This section shall not be applied to limit the application of Section 5328 or to limit existing rights of a patient to respond to evidence presented to the court.

Added by Stats. 1967, Ch. 1667.

Persons receiving evaluation or treatment under this part shall be given a choice of physician or other professional person providing such services, in accordance with the policies of each agency providing services, and within the limits of available staff in the agency.

Added by Stats. 1985, Ch. 1121, Sec. 2.

The agency established in this state to fulfill the requirements and assurances of Section 142 of the federal Developmental Disabilities Act of 1984 for a system to protect and advocate the rights of persons with developmental disabilities, as that term is defined by Section 102(7) of the federal act, shall have access to the records of a person with developmental disabilities who resides in a facility for persons with developmental disabilities when both of the following conditions apply:

(1)The agency has received a complaint from or on behalf of the person and the person consents to the disclosure of the records to the extent of his or her capabilities.
(2)The person does not have a parent, guardian or conservator, or the state or the designee of the state is the person’s guardian or conservator.

Added by Stats. 2001, Ch. 506, Sec. 6. Effective January 1, 2002.

The fact that a person has been taken into custody under this part may not be used in the determination of that person’s eligibility for payment or reimbursement for mental health or other health care services for which he or she has applied or received under the Medi-Cal program, any health care service plan licensed under the Knox-Keene Health Care Service Plan Act of 1975 (Chapter 2.2 (commencing with Section 1340) of Division 2 of the Health and Safety Code), or any insurer providing health coverage doing business in the state.

Added by Stats. 2013, Ch. 567, Sec. 3. (SB 364) Effective January 1, 2014.

(a)It is the intent of the Legislature that referrals between facilities, providers, and other organizations shall be facilitated by the sharing of information and records in accordance with Section 5328 and applicable federal and state laws.
(b)Each city or county mental health department is encouraged to include on its Internet Web site a current list of ambulatory services and other resources for persons with mental health disorders and substance use disorders in the city or county that may be accessed by providers and consumers of mental health services. The list of services on the Internet Web site should be updated at least annually by the city or county mental

health department.

Amended by Stats. 2024, Ch. 40, Sec. 36. (SB 159) Effective June 29, 2024. Operative January 1, 2025, pursuant to Sec. 85 of Stats. 2024, Ch. 40.

(a)To the extent otherwise permitted under state and federal law and consistent with the Mental Health Services Act, both of the following apply for purposes of Article 1 (commencing with Section 5150) and Article 4 (commencing with Section 5250) of Chapter 2 and Chapter 3 (commencing with Section 5350):
(1)Counties may pay for the provision of services using funds distributed to the counties from the Mental Health Subaccount, the Mental Health Equity Subaccount, and the Vehicle License Collection Account of the Local Revenue Fund, funds from the Mental Health Account and the Behavioral Health Subaccount within the Support Services Account of the Local Revenue Fund 2011, funds from the Behavioral Health Services Fund when included in county plans pursuant to

Section 5847, and any other funds from which the Controller makes distributions to the counties for those purposes.

(2)A person shall not be denied access to services funded by the Behavioral Health Services Fund based solely on the person’s voluntary or involuntary legal status.
(b)The provisions of this section are severable. If any provision of this section or its application is held invalid, that invalidity shall not affect other provisions or applications that can be given effect without the invalid provision or application.

Amended by Stats. 2024, Ch. 948, Sec. 10. (AB 2119) Effective January 1, 2025.

A minor with a mental health condition, between the ages of 3 and 18, upon being considered for release from a state hospital shall have an aftercare plan developed. Such plan shall include educational or training needs, provided these are necessary for the patient’s well-being.

Amended by Stats. 2002, Ch. 221, Sec. 208. Effective January 1, 2003.

Whenever a proceeding is held in a superior court under Article 5 (commencing with Section 5275) or Article 6 (commencing with Section 5300) of this chapter or Chapter 3 (commencing with Section 5350) of this part involving a person who has been placed in a facility located outside the county of residence of the person, the provisions of this section shall apply. The appropriate financial officer or other designated official of the county in which the proceeding is held shall make out a statement of all of the costs incurred by the county for the investigation, preparation, and conduct of the proceedings, and the costs of appeal, if any. The statement shall be certified by a judge of the superior court of the county. The statement shall then be sent to the county of residence of the person, which shall reimburse the county providing the services. If it is not possible to determine the actual county of residence of the person, the statement shall be sent to the county in which the person was originally detained, which shall reimburse the county providing the services.

Added by Stats. 1970, Ch. 1627.

Any county without a public defender is authorized to compensate the attorneys appointed for persons entitled to be represented by counsel in proceedings under this part.

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