Cal. Pen. Code § 1299.06
Before apprehending a bail fugitive, an individual authorized by Section 1299.02 to apprehend a bail fugitive shall have in his or her possession proper documentation of authority to apprehend issued by the bail or depositor of bail as prescribed in Sections 1300 and 1301. The authority to apprehend document shall include all of the following information: the name of the individual authorized by Section 1299.02 to apprehend a bail fugitive and any fictitious name, if applicable; the address of the principal office of the individual authorized by Section 1299.02 to apprehend a bail fugitive; and the name and principal business address of the bail agency, surety company, or other party contracting with the individual authorized by Section 1299.02 to apprehend a bail fugitive.
Ca. Pen. Code § 1299.06