Cal. Health & Safety Code § 108725

If a household substance subject to such a standard is packaged pursuant to subdivision (b) of Section 108715 in a noncomplying package, and the department determines that the substance is not also being supplied by a manufacturer or packer in popular size packages that comply with the standard, the department may, after giving the manufacturer or packer an opportunity to comply with the purposes of this chapter, require by order that the substance be packaged by the manufacturer or packer exclusively in special packaging complying with the standard if it finds, after opportunity for hearing, that the exclusive use of a special packaging is necessary to accomplish the purposes of this chapter.