Cal. Pub. Res. Code § 5010.1.5
(b) For units of the state park system operated by the department, the department may restrict a person from reserving a site under any of the following circumstances:
(3)
(h) A reservationholder shall receive at least two reminders via email or another form of communication, as follows:
(i) As part of the communication described in subdivision (h), a reservationholder shall be informed that the entire cost of the reservation plus any reservation fees may be forfeited if the reservationholder does either of the following: