Cal. Ins. Code § 8091

When the amount of such loss does not exceed one-eighth of one per cent of the total amount of insurance in force in the reinsurer, the directors may, by resolution in writing signed by two-thirds of all the directors while present at a meeting, borrow in the name of the reinsurer and give its evidence of indebtedness therefor, in an amount not exceeding one-eighth of one per cent of the total amount of such insurance in force.