2023 California Code › Government Code - GOV › TITLE 1 - GENERAL › DIVISION 4 - PUBLIC OFFICERS AND EMPLOYEES › CHAPTER 4 - Resignations and Vacancies › ARTICLE 2 - Vacancies › Section 1770.

1770. An office becomes vacant on the happening of any of the following events before the expiration of the term:
(a) The death of the incumbent.
(b) An adjudication pursuant to a quo warranto proceeding declaring that the incumbent is physically or mentally incapacitated due to disease, illness, or accident, and that there is reasonable cause to believe that the incumbent will not be able to perform the duties of his or her office for the remainder of his or her term. This subdivision shall not apply to offices created by the California Constitution nor to federal or state legislators.
(c) (1) His or her resignation, except as provided in paragraph (2).
(2) In the case of the office of city council member, upon the delivery of a letter of resignation by the resigning council member to the city clerk. The letter of resignation may specify a date on which the resignation will become effective.
(d) His or her removal from office.
(e) His or her ceasing to be an inhabitant of the state, or if the office be local and one for which local residence is required by law, of the district, county, or city for which the officer was chosen or appointed, or within which the duties of his or her office are required to be discharged.
(f) His or her absence from the state without the permission required by law beyond the period allowed by law.
(g) His or her ceasing to discharge the duties of his or her office for the period of three consecutive months, except when prevented by sickness, or when absent from the state with the permission required by law.
(h) His or her conviction of a felony or of any offense involving a violation of his or her official duties. An officer shall be deemed to have been convicted under this subdivision when trial court judgment is entered. For purposes of this subdivision, “trial court judgment” means a judgment by the trial court either sentencing the officer or otherwise upholding and implementing the plea, verdict, or finding.
(i) His or her refusal or neglect to file his or her required oath or bond within the time prescribed.
(j) The decision of a competent tribunal declaring void his or her election or appointment.
(k) The making of an order vacating his or her office or declaring the office vacant when the officer fails to furnish an additional or supplemental bond.
(l) His or her commitment to a hospital or sanitarium by a court of competent jurisdiction as a drug addict, dipsomaniac, inebriate, or stimulant addict; but in that event the office shall not be deemed vacant until the order of commitment has become final.
(m) (1) The incumbent is listed in the Excluded Parties List System and all of the following subparagraphs apply:
(A) The office is one that the incumbent holds ex officio, by virtue of holding another office, or as an appointee.
(B) The appointed or ex officio office is on the governing board of a local agency that is, or may reasonably be expected to be, a participant or principal in a covered transaction, pursuant to federal law.
(C) A federal agency head or designee has not granted the incumbent an exception, in writing, permitting the incumbent to participate in a particular covered transaction in which the local agency is, or may reasonably be expected to be, a participant or principal.
(2) For purposes of this subdivision, the following terms have the following meanings:
(A) “Excluded Parties List System” means the list maintained and disseminated by the federal General Services Administration containing names of, and other information about, persons who are debarred, suspended, disqualified, or otherwise excluded from participating in a covered transaction, pursuant to federal law.
(B) “Local agency” includes, but is not limited to, a county, whether general law or chartered, city, whether general law or chartered, city and county, school district, municipal corporation, district, political subdivision, or any board, commission, or agency of one of these entities.
(C) “Federal law” includes, but is not limited to, federal regulations adopted pursuant to Section 2455 of Public Law 103-355 (108 Stat. 3327), Executive Order No. 11738, Executive Order No. 12549, and Executive Order No. 12689.
(3) This subdivision shall not apply to an elective office.
(Amended by Stats. 2014, Ch. 725, Sec. 1. (AB 1795) Effective January 1, 2015.)