Sec. 4. (a) To effect the conversion, the converting savings bank must file articles of conversion showing the department's approval of the conversion with the following:
(1) The secretary of state.
(2) The county recorder of the county in which the principal office of the savings bank is located.
(b) The articles of conversion:
(1) must set forth the elements required by IC 28-12-2-1; and
(2) constitute the articles of incorporation of the new state bank or savings and loan association.