California Code, Health and Safety Code - HSC § 1399.828

(a) Upon the effective date of this article, a health care service plan shall fairly and affirmatively offer, market, and sell all of the plan's health care service plan contracts that are offered and sold to a child or the responsible party for a child in each service area in which the plan provides or arranges for the provision of health care services during any open enrollment period, to late enrollees, and during any other period in which state or federal law, rules, regulations, or guidance expressly provide that a health care service plan shall not condition offer or acceptance of coverage on any preexisting condition.

(b) No health care service plan or solicitor shall, directly or indirectly, engage in the following activities:

(c) A health care service plan shall not, directly or indirectly, enter into any contract, agreement, or arrangement with a solicitor that provides for or results in the compensation paid to a solicitor for the sale of a health care service plan contract to be varied because of the health status, claims experience, industry, occupation, or geographic location of the child. This subdivision does not apply to a compensation arrangement that provides compensation to a solicitor on the basis of percentage of premium, provided that the percentage shall not vary because of the health status, claims experience, industry, occupation, or geographic area of the child.