The city’s position pay grades and the base pay plan for the position grades shall be as established in the salary schedule adopted by ordinance of the city council, and as that ordinance may be amended, modified, superseded, repealed or reenacted from time to time. (Ord. 3242 § 4, 2016; Ord. 3168 § 3, 2015; Ord. 3094 § 1, 2014; Ord. 2809 § 1, 2009; Ord. 2770 § 1, 2009; Ord. 2769 § 1, 2009; Ord. 2756 § 1, 2008; Ord. 2712 § 1, 2008; Ord. 2705 § 2, 2007; Ord. 2651 § 2, 2006; Ord. 2599 § 2, 2005; Ord. 2540, 2004; Ord. 2474, 2003; Ord. 2438, 2002; Ord. 2402 § 2, 2001; Ord. 2286 § 1, 1999; Ord. 2227 § 2, 1999; Ord. 2178 § 1, 1998)