Michigan Compiled Laws, Chapter 450. Corporations § 450.2601

Sec. 601. (1) A corporation may amend its articles of incorporation if the amendment contains only provisions that original articles of incorporation filed at the time the amendment is made might lawfully contain.

(2) Subject to section 301(6),  1 a corporation may amend its articles of incorporation to become a business corporation by adopting restated articles of incorporation under section 641  2if the restated articles of incorporation contain only those provisions that original articles of incorporation of a business corporation formed under the business corporation act might contain. The adoption and filing of restated articles of incorporation under this subsection does not constitute a dissolution of the corporation.

(3) Subject to section 301(6), a corporation may amend its articles of incorporation to become a professional corporation by adopting restated articles of incorporation under section 641 if the restated articles of incorporation contain only those provisions that original articles of incorporation of a professional corporation formed under chapter 2A of the business corporation act, MCL 450.1281 to 450.1289, might contain. The adoption and filing of restated articles of incorporation under this subsection does not constitute a dissolution of the corporation.