Before January 1, 2000, a limited partnership voluntarily may elect, in the manner provided in its partnership agreement or by law for amending the partnership agreement, to be governed by this chapter. The provisions of this chapter relating to the liability of the partnership’s partners to third parties apply to limit those partners’ liability to a third party who had done business with the partnership within one year preceding the partnership’s election to be governed by this chapter, only if the third party knows or has received a notification of the partnership’s election to be governed by this chapter.