Cal. Bus. & Prof. Code § 25375
(f) Immediately upon seizure of the license, the peace officer shall surrender the license to the department by certified mail, along with written notice to the department of the seizure and intention to seek the initiation of forfeiture proceedings. No person who holds any interest in a license shall exercise any privileges of that license after it has been seized and during the time it is surrendered to the department pursuant to this subdivision.
However, if the licensee appears and in any manner contest the showing of probable cause required by this subdivision, the licensee shall be barred from bringing a motion pursuant to paragraph (2) of subdivision (g) of Section 11488.4 of the Health and Safety Code.