Welfare and Institutions Code section 5301
(a)
At any time during the 14-day intensive treatment period the professional person in charge of the licensed health facility, or his or her designee, may ask the public officer required by Section 5114 to present evidence at proceedings under this article to petition the superior court in the county in which the licensed health facility providing treatment is located for an order requiring the person to undergo an additional period of treatment on the grounds set forth in Section 5300. This petition shall summarize the facts that support the contention that the person falls within the standard set forth in Section 5300. The petition shall be supported by affidavits describing in detail the behavior that indicates that the person falls within the standard set forth in Section 5300.(b)
Copies of the petition for postcertification treatment and the affidavits in support thereof shall be served upon the person named in the petition on the same day as they are filed with the clerk of the superior court.(c)
The petition shall be in the following form:(d)
The courts may receive the affidavits in evidence and may allow the affidavits to be read to the jury and the contents thereof considered in rendering a verdict, unless counsel for the person named in the petition subpoenas the treating professional person. If the treating professional person is subpoenaed to testify, the public officer, pursuant to Section 5114, shall be entitled to a continuance of the hearing or trial.
Source:
Section 5301, https://leginfo.legislature.ca.gov/faces/codes_displaySection.xhtml?lawCode=WIC§ionNum=5301.
(accessed Jun. 2, 2025).