520.41 Prior contracts not affected.—The provisions of this act shall not make contracts or accounts in effect prior to July 1, 1980, unlawful.History.—s. 13, ch. 59-414; s. 3, ch. 76-168; s. 1, ch. 77-457; ss. 10, 21, ch. 80-256; s. 2, ch. 81-318; ss. 35, 36, ch. 90-103; s. 4, ch. 91-429.