(1) The board shall act upon the application within ninety days. The application shall be approved if the articles and bylaws are in conformity with this chapter and the board is satisfied that:

(a) the characteristics of the membership set forth in the application for charter are favorable to the economic viability of the proposed credit union; and

(b) the reputation and character of the initial board of directors and supervisory committee provide assurance that the credit union’s affairs will be properly administered.

(2) If a certificate of incorporation is issued, the commissioner shall return a copy of the bylaws and one of the duplicate originals of the articles of incorporation to the incorporators or their representatives. The original articles and bylaws shall be preserved in the permanent files of the credit union.

(3) If an application is denied, the board shall notify the incorporators and set forth reasons for the denial.

(4) The incorporators may not transact any credit union business until a certificate of incorporation has been received.