Fin. Code, § 5203

(a) The name, rights, powers, privileges, and immunities of each association in existence on the effective date of this division shall be governed by the provisions of this division to the same extent and effect as if the association had been incorporated pursuant to this division. The articles of incorporation and bylaws of an association existing on the effective date of this division may be amended to conform to the provisions of this division, with or without the issuance or approval by the commissioner of conformed copies of those documents, and the provisions in the articles and bylaws are superseded to the extent that they are inconsistent with the provisions of this division, except that the obligations of the existing association between the association and its stockholders, members, or any valid contract between the stockholders or members of the association or between the association and any other persons, existing at the time this division takes effect, shall not be impaired by the provisions of this division. With these exceptions, each association in existence on the effective date of this division shall possess all the rights, powers, privileges, and immunities and shall be subject to all the duties, liabilities, disabilities, and restrictions conferred and imposed by this division, notwithstanding anything to the contrary in its articles of incorporation, bylaws, or rules.

(b) The power of each association in existence on the effective date of this division pursuant to its articles of incorporation or bylaws to issue voting interests to savings account holders, shall not be impaired by any provision of this division.