Pursuant to Section 1010 of the City Charter, there is established a centralized purchasing system for City departments, offices, and agencies, in order to (1) establish procedures for the purchase, lease or other acquisition of services, supplies and equipment, at the lowest possible cost commensurate with quality needed, (2) exercise positive financial control over purchases, (3) clearly define authority for the purchasing function, and (4) assure the quality of purchases. Pursuant to Section 1100.7 of the Public Contract Code and the City Charter, except as provided by ordinance or as required by law, the City of Chula Vista is exempt from the requirements of the California Public Contract Code. (Ord. 3420 § 1(A), 2018; Ord. 3400 § 1, 2017; Ord. 2899 § 1, 2003; Ord. 2766 § 1, 1998).