Any incorporated fraternal benefit society engaged on July 29, 1911, in transacting business in this State may exercise all of the rights conferred by this chapter, and all of the rights, powers and privileges not inconsistent with this chapter, which were theretofore exercised or possessed by it under its charter. Any unincorporated fraternal benefit society thus engaged may incorporate hereunder.
A society already incorporated shall not be required to reincorporate hereunder. Any such society may amend its articles of incorporation. All such amendments shall be filed with the commissioner and shall become operative upon such filing, unless a later time is otherwise provided.