Cal. Ins. Code § 10192.14
(a)
(1)
(b)
(c) An issuer of Medicare supplement policies and certificates shall file annually its rates, rating schedule, and supporting documentation including ratios of incurred losses to earned premiums by policy duration for approval by the commissioner in accordance with the filing requirements and procedures prescribed by the commissioner and this code. The supporting documentation shall also demonstrate in accordance with actuarial standards of practice using reasonable assumptions that the appropriate loss ratio standards can be expected to be met over the entire period for which rates are computed. The demonstration shall exclude active life reserves. An expected third-year loss ratio that is greater than or equal to the applicable percentage shall be demonstrated for policies or certificates in force less than three years.
(1)
As soon as practicable, but prior to the effective date of enhancements in Medicare benefits, every issuer of Medicare supplement policies or certificates shall file with the commissioner, in accordance with applicable filing procedures, all of the following: