(a)
Subpoenas and subpoenas duces tecum may be issued for attendance at a hearing and for production of documents at any reasonable time and place or at a hearing.(b)
The custodian of documents that are the subject of a subpoena duces tecum may satisfy the subpoena by delivery of the documents or a copy of the documents, or by making the documents available for inspection or copying, together with an affidavit in compliance with Section 1561 of the Evidence Code.
Source:
Section 11450.10, https://leginfo.legislature.ca.gov/faces/codes_displaySection.xhtml?lawCode=GOV§ionNum=11450.10.
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