Cal. Ins. Code § 10120
If a policy of disability insurance issued, issued for delivery, or renewed in this state after the effective date of this section provides in any manner for payment of all or part of the cost of a "sterilization operation or procedure" any exclusion, reduction, or limitation on such a benefit based upon the reason, or reasons, of the covered persons for requesting such sterilization shall be void and of no effect.
All disability policies issued, issued for delivery, or renewed in this state after effective date of this section shall be automatically construed to be in compliance with this section and need not be refiled or reprinted.
As used in this code, "sterilization operations or procedures" shall include and mean any operation or procedure altering the human body which has as its purpose, or one of its purposes, the temporary or permanent prevention of procreation by either a male or a female.
Ca. Ins. Code § 10120