Cal. Bus. & Prof. Code § 3531
A plea or verdict of guilty or a conviction following a plea of nolo contendere made to a charge of a felony or of any offense that is substantially related to the qualifications, functions, or duties of the business or profession to which the license was issued is deemed to be a conviction within the meaning of this chapter. The board may order the license suspended or revoked, or shall decline to issue a license when the time for appeal has elapsed, or the judgment of conviction has been affirmed on appeal or when an order granting probation is made suspending the imposition of sentence, irrespective of a subsequent order under Section 1203.4 of the Penal Code allowing that person to withdraw their plea of guilty and to enter a plea of not guilty, or setting aside the verdict of guilty, or dismissing the accusation, information, or indictment.
Ca. Bus. and Prof. Code § 3531