The fiscal year of all credit unions shall end December 31. Special meetings may be held in the manner indicated in the bylaws. At all meetings a member shall have but a single vote whatever his share holdings. The bylaws may be amended as provided in the bylaws. Amendments to the bylaws shall be submitted to the administrator who shall approve or disapprove the amendments within 60 days provided that the administrator shall not disapprove an amendment which corresponds with the form of bylaws which the administrator furnishes for the guidance of the incorporators of a credit union. There shall be no voting by proxy, a member other than a natural person casting a single vote through a delegated agent.