Indiana Code Title 28. Financial Institutions § 28-13-1-1

Sec. 1. The articles of incorporation must prescribe the number of shares that the corporation is authorized to issue.  If more than one (1) class of shares is authorized by the articles of incorporation, the articles of incorporation must prescribe the number of shares in each class and a distinguishing designation for each class.  Before the issuance of shares of a class, the preferences, limitations, and relative rights of the class must be described in the articles of incorporation.  All shares of a class must have preferences, limitations, and relative rights identical with those of other shares of the same class except to the extent otherwise permitted by section 4 of this chapter.