Cal. Government Code - GOV § 7598.5. Section 7598.5.
(a)
For the purposes of this section, the following definitions shall apply:
(1)
“Electronically stored information” means data that is created, altered, communicated, and stored in digital form.
(2)
“Metadata” means data bearing the record of and not the content of communication, including, but not limited to, the time, date, location, duration, origin, or subject of the communication, and the identity of the person, persons, group, or entity sending or receiving the message.
(b)
The state shall not provide material support, participation, or assistance in response
to a request from a federal agency or an employee of a federal agency to collect the electronically stored information or metadata of any person if the state has actual knowledge that the request constitutes an illegal or unconstitutional collection of electronically stored information or metadata.