Cal. Health & Safety Code § 108235

If, before or during the making of a determination pursuant to Section 108230, the department finds that, because of an electrical, mechanical, or thermal hazard, distribution of the toy or other article involved presents an imminent hazard to the public health and the department by regulation gives notice of the finding, the toy or other article shall be deemed to be a banned hazardous substance for purposes of this chapter until the proceeding has been completed. If not yet initiated when the regulation is adopted, a proceeding shall be initiated as promptly as possible.