RSA 293-A:10.04 Voting on Amendments by Voting Groups.

(a) If a corporation has more than one class of shares outstanding, the holders of the outstanding shares of a class are entitled to vote as a separate voting group (if shareholder voting is otherwise required by this chapter) on a proposed amendment to the articles of incorporation if the amendment would:
(1) increase or decrease the aggregate number of authorized shares of the class;
(2) effect an exchange or reclassification of all or part of the shares of the class into shares of another class;
(3) effect an exchange or reclassification, or create the right of exchange, of all or part of the shares of another class into shares of the class;
(4) change the rights, preferences, or limitations of all or part of the shares of the class;
(5) change the s