Cal. Bus. & Prof. Code § 17910 : CALIFORNIA BUSINESS AND PROFESSIONS CODE — GENERAL BUSINESS REGULATIONS — REPRESENTATIONS TO THE PUBLIC — FICTITIOUS BUSINESS NAMES — Filing of fictitious business name statement TEXT PDF Every person who regularly transacts business in this state for profit under a fictitious business name shall do all of the following: (a) File a fictitious business name statement in accordance with this chapter not later than 40 days from the time the registrant commences to transact such business. (b) File a new statement after any change in the facts, in accordance with subdivision (b) of Section 17920. (c) File a new statement when refiling a fictitious business name statement. Ca. Bus. and Prof'l. Code § 17910 Amended by Stats 2007 ch 716 (AB 1670),s 3, eff. 1/1/2008.