Indiana Code Title 23. Business and Other Associations § 23-18.1-3-2

Sec. 2. (a) Subject to subsection (b), an existing limited liability company may become a master limited liability company under this article by amending its articles of organization to contain, in addition to any content requirements for articles of organization under IC 23-18, a statement that the limited liability company is authorized to designate one (1) or more series.

(b) An amendment to the articles of organization under subsection (a) is not effective unless the amendment is adopted by unanimous consent of the members.