Conn. Gen. Stat. § 33-182b: Corporations organized under other law.

This chapter shall not apply to any corporation organized prior to or after May 29, 1969, to perform professional services to the public under any other provision of existing law specifically authorizing the rendition of professional services by a corporation. Any such corporation may bring itself within the provisions of this chapter by amending its certificate of incorporation in such manner as to be consistent with all the provisions of this chapter and by affirmatively stating in the amended certificate of incorporation that the shareholders have elected to bring the corporation within the provisions of this chapter.