(1) The liability of each subscriber, other than as to a nonassessable policy, for the obligations of the reciprocal insurer shall be an individual, several, and proportionate liability, and not joint.
(2) Except as to a nonassessable policy, each subscriber shall have a contingent assessment liability, in the amount provided for in the power of attorney or in the subscribers’ agreement, for payment of actual losses and expenses incurred while his or her policy was in force.
(3) Each assessable policy issued by the insurer shall contain a statement of the contingent liability.