(a) Charters. The charter of a mutual holding company shall be in the form set forth in appendix A of this part and may be amended pursuant to this paragraph. The Board may amend the form of charter set forth in appendix A to this part.

(b) Corporate title. The corporate title of each mutual holding company shall include the term “mutual” or the abbreviation “M.H.C.”

(c) Availability of charter. A mutual holding company shall make available to its members at all times in the offices of each subsidiary savings association from which the mutual holding company draws members a true copy of its charter, including any amendments, and shall deliver such a copy to any member upon request.