(a) On or before each September 1, Covered California shall publish the average statewide monthly premium for an individual for the following calendar year for a Covered California bronze health insurance plan on its public website.

(b) For purposes of this section, the “average statewide monthly premium” published pursuant to subdivision (a) for the calendar year subsequent to each September 1, means the average statewide bronze premium calculated when determining California's Individual Shared Responsibility Penalty pursuant to section 61015, subdivision (a)(2) of the Revenue and Taxation Code multiplied by the average age rating factor for individuals enrolled in Covered California in the prior calendar year.

(c) For purposes of this section, “average age rating factor” means the age rating curve established by the federal Centers for Medicare and Medicaid Services pursuant to Section 2701(a)(3) of the federal Public Health Service Act (42 U.S.C. Sec. 300gg(a)(3)), weighted by the average age of all enrollees in Covered California qualified health plans in the individual market.