Fla. Stat. § 618.22
Any corporation or association, organized under previously existing statutes, may, by a majority vote of its stockholders or members, be brought under the provisions of this chapter by limiting its membership and adopting the other restrictions as provided herein. It shall make out in duplicate a statement signed and sworn to by its directors to the effect that the corporation or association has, by a majority vote of its stockholders or members, decided to accept the benefits and be bound by the provisions of this chapter and has authorized all changes accordingly. Articles of incorporation shall be filed as required in s. 618.04, except that they shall be signed by the members of the then board of directors. The filing fee shall be the same as for filing an amendment to articles of incorporation.
Fla. Stat. § 618.22