(a) Notwithstanding any provision in the articles of incorporation limiting the period of duration of a domestic for-profit corporation formed before September 6, 1955, the period of duration of the corporation became perpetual on May 2, 1979, if the corporation was in existence according to the records of the secretary of state on May 2, 1979. A corporation described by this subsection may amend the corporation's articles of incorporation or certificate of formation, as applicable, to limit the corporation's period of duration after May 2, 1979.
(b) Notwithstanding a provision in the articles of incorporation limiting the period of duration of a domestic nonprofit corporation formed before August 10, 1959, the period of duration of the corporation became perpetual on May 2, 1979, if the corporation was in existence according to the records of the secretary of state on May 2, 1979. A corporation described by this subsection may amend the corporation's articles of incorporation or certificate of formation, as applicable, to limit the corporation's period of duration after May 2, 1979.