(a)
The possession or use of tobacco products by inmates under the jurisdiction of the Department of Corrections is prohibited. The Director of Corrections shall adopt regulations to implement this prohibition, which shall include an exemption for departmentally approved religious ceremonies.(b)
The use of tobacco products by any person not included in subdivision (a) on the grounds of any institution or facility under the jurisdiction of the Department of Corrections is prohibited, with the exception of residential staff housing where inmates are not present.
Source:
Section 5030.1, https://leginfo.legislature.ca.gov/faces/codes_displaySection.xhtml?lawCode=PEN§ionNum=5030.1..