All officers whose terms of office are not herein or by general law otherwise specified, shall, except as herein otherwise provided, hold their offices for the specified terms from the first day of July following their appointment, and until their successors are appointed and have qualified. (Amended 1999, No. M-7, § 7, eff. May 19, 1999; 2009, No. M-17 (Adj. Sess.), § 4, eff. April 24, 2010.)