Section 14103 Of Article 3. Hearing From California Vehicle Code >> Division 6. >> Chapter 3. >> Article 3.

. Failure to respond to a notice given under this chapter within 10 days is a waiver of the right to a hearing, and the department may take action without a hearing or may, upon request of the person whose privilege of driving is in question, or at its own option, reopen the question, take evidence, change, or set aside any order previously made, or grant a hearing.