Cal. Penal Code § 457.1

(a) As used in this section, “arson” means a violation of Section 451, 451.5, or 453, and attempted arson, which includes, but is not limited to, a violation of Section 455.
(b)
1. (1) Every person described in paragraph (2), (3), and (4), for the periods specified therein, shall, while residing in, or if the person has no residence, while located in California, be required to, within 14 days of coming into, or changing the person’s residence or location within any city, county, city and county, or campus wherein the person temporarily resides, or if the person has no residence, is located:
  1. (A) Register with the chief of police of the city where the person is residing, or if the person has no residence, where the person is located.
  2. (B) Register with the sheriff of the county where the person is residing, or if the person has no residence, where the person is located in an unincorporated area or city that has no police department.
  3. (C) In addition to (A) or (B) above, register with the chief of police of a campus of the University of California, the California State University, or community college where the person is residing, or if the person has no residence, where the person is located upon the campus or any of its facilities.
2. (2) Any person who, on or after November 30, 1994, is convicted in any court in this state of arson or attempted arson shall be required to register, in accordance with the provisions of this section, for the rest of their life.
3. (3) Any person who, having committed the offense of arson or attempted arson, and after having been adjudicated a ward of the juvenile court on or after January 1, 1993, is discharged or paroled from the Division of Juvenile Justice shall be required to register, in accordance with the provisions of this section, until that person attains 25 years of age, or until the person has their records sealed pursuant to Section 781 of the Welfare and Institutions Code, whichever comes first.
4. (4) Any person convicted of the offense of arson or attempted arson on or after January 1, 1985, through November 29, 1994, inclusive, in any court of this state, shall be required to register, in accordance with the provisions of this section, for a period of five years commencing, in the case where the person was confined for the offense, from the date of their release from confinement, or in the case where the person was not confined for the offense, from the date of sentencing or discharge, if that person was ordered by the court at the time that person was sentenced to register as an arson offender. The law enforcement agencies shall make registration information available to the chief fire official of a legally organized fire department or fire protection district having local jurisdiction where the person resides.
(c) Any person required to register pursuant to this section who is discharged or paroled from a jail, prison, school, road camp, or other penal institution, or from the Division of Juvenile Justice where they were confined because of the commission or attempted commission of arson, shall, prior to the discharge, parole, or release, be informed of their duty to register under this section by the official in charge of the place of confinement. The official shall require the person to read and sign the form as may be required by the Department of Justice, stating that the duty of the person to register under this section has been explained to them. The official in charge of the place of confinement shall obtain the address where the person expects to reside upon their discharge, parole, or release and shall report the address to the Department of Justice. The official in charge of the place of confinement shall give one copy of the form to the person, and shall, not later than 45 days prior to the scheduled release of the person, send one copy to the appropriate law enforcement agency having local jurisdiction where the person expects to reside upon their discharge, parole, or release; one copy to the prosecuting agency that prosecuted the person; one copy to the chief fire official of a legally organized fire department or fire protection district having local jurisdiction where the person expects to reside upon their discharge, parole, or release; and one copy to the Department of Justice. The official in charge of the place of confinement shall retain one copy. All forms shall be transmitted in time so as to be received by the local law enforcement agency and prosecuting agency 30 days prior to the discharge, parole, or release of the person.
(d) All records relating specifically to the registration in the custody of the Department of Justice, law enforcement agencies, and other agencies or public officials shall be destroyed when the person required to register under this subdivision for offenses adjudicated by a juvenile court attains 25 years of age or has their records sealed under the procedures set forth in Section 781 of the Welfare and Institutions Code, whichever event occurs first. This subdivision shall not be construed to require the destruction of other criminal offender or juvenile records relating to the case that are maintained by the Department of Justice, law enforcement agencies, the juvenile court, or other agencies and public officials unless ordered by the court under Section 781 of the Welfare and Institutions Code.
(e) Any person who is required to register pursuant to this section who is released on probation or discharged upon payment of a fine shall, prior to the release or discharge, be informed of their duty to register under this section by the probation department of the county in which they have been convicted, and the probation officer shall require the person to read and sign the form as may be required by the Department of Justice, stating that the duty of the person to register under this section has been explained to them. The probation officer shall obtain the address where the person expects to reside upon their release or discharge and shall report within three days the address to the Department of Justice. The probation officer shall give one copy of the form to the person, and shall send one copy to the appropriate law enforcement agency having local jurisdiction where the person expects to reside upon their discharge or release, one copy to the prosecuting agency that prosecuted the person, one copy to the chief fire official of a legally organized fire department or fire protection district having local jurisdiction where the person expects to reside upon their discharge or release, and one copy to the Department of Justice. The probation officer shall also retain one copy.
(f) The registration shall consist of (1) a statement in writing signed by the person, giving the information as may be required by the Department of Justice, and (2) the fingerprints and photograph of the person. Within three days thereafter, the registering law enforcement agency shall electronically forward the statement, fingerprints, and photograph to the Department of Justice.
(g) If any person required to register by this section changes their residence address, they shall inform, in writing within 10 days, the law enforcement agency with whom they last registered of their new address. The law enforcement agency shall, within three days after receipt of the information, electronically forward it to the Department of Justice. The Department of Justice shall forward appropriate registration data to the law enforcement agency having local jurisdiction of the new place of residence.
(h) Any person required to register under this section who violates any of the provisions thereof is guilty of a misdemeanor. Any person who has been convicted of arson or attempted arson and who is required to register under this section who willfully violates any of the provisions thereof is guilty of a misdemeanor and shall be sentenced to serve a term of not less than 90 days nor more than one year in a county jail. In no event does the court have the power to absolve a person who willfully violates this section from the obligation of spending at least 90 days of confinement in a county jail and of completing probation of at least one year.
(i) Whenever any person is released on parole or probation and is required to register under this section but fails to do so within the time prescribed, the Division of Juvenile Justice, or the court, as the case may be, shall order the parole or probation of that person revoked.
(j) The statements, photographs, and fingerprints required by this section shall not be open to inspection by the public or by any person other than a regularly employed peace officer or other law enforcement officer.
(k) In any case in which a person who would be required to register pursuant to this section is to be temporarily sent outside the institution where they are confined on any assignment within a city or county, including, but not limited to, firefighting or disaster control, the local law enforcement agency having jurisdiction over the place or places where that assignment shall occur shall be notified within a reasonable time prior to removal from the institution. This subdivision shall not apply to any person temporarily released under guard from the institution where they are confined.
(l) Nothing in this section shall be construed to conflict with Section 1203.4 concerning termination of probation and release from penalties and disabilities of probation.
A person required to register under this section may initiate a proceeding under Chapter 3.5 (commencing with Section 4852.01) of Title 6 of Part 3 and, upon obtaining a certificate of rehabilitation, shall be relieved of any further duty to register under this section. This certificate shall not relieve the petitioner of the duty to register under this section for any offense subject to this section of which they are convicted in the future.
Any person who is required to register under this section due to a misdemeanor conviction shall be relieved of the requirement to register if that person is granted relief pursuant to Section 1203.4.
(m) For purposes of this section, a discharged person shall include all of the following:
1. (1) A ward in the custody of the Department of Corrections and Rehabilitation, Division of Juvenile Justice on or after July 1, 2022, who, prior to discharge, is returned by the division or the chief probation officer of the county to the court of jurisdiction for alternative disposition, specifically due to the statutorily required closure of the division. The division shall inform the ward of the duty to register prior to the ward being returned to the court.
2. (2) A patient described in Section 1732.10 of the Welfare and Institutions Code. The division shall inform the patient of the duty to register immediately prior to closure of the division.
3. (3) A person described in Section 1732.9 of the Welfare and Institutions Code. The Department of Corrections and Rehabilitation shall inform the person of the duty to register immediately prior to the person being returned to the court of jurisdiction.
(n) The court of jurisdiction shall establish the point at which the ward described in subdivision (m) is required to register and notify the Department of Justice of its decision.