
Quoting
CRC 4.210
(b) Procedure
(1)Definition of due date: As used in this subdivision, "due date" means the last date on which the defendant's appearance is timely. [that would usually be the courtesy notice date, right?]
(2)[Definition of] Extend[ed] due date: If the clerk receives the defendant's written request ... by the appearance date indicated on the Notice to Appear, the clerk must, ... extend the appearance date 25 calendar days...
(3)Election: The defendant must file a Request for Trial by Written Declaration (form TR-205) with the clerk by the appearance date indicated on the Notice to Appear or the extended due date...
(4)Bail: The defendant must deposit bail with the clerk by the appearance date indicated on the Notice to Appear or the extended due date...
(5)Instructions to arresting officer: If the clerk receives the defendant's Request for Trial by Written Declaration (form TR-205) and bail by the due date... [last timely appearance date...huh?]