(a) The function of central purchasing for all departments shall be performed by the Department of Finance pursuant to this chapter of the Code.

(b) The Controller shall be responsible for and/or assign the duties required to implement central purchasing to employees of the Department of Finance. Such assignment may be to a separate Director of Purchasing.

(c) This Ordinance shall set forth the procurement policies and procedures to be followed by the using departments of the City of Richmond. In the event that a using department is proposing to expend Federal or State grant funds, the using department shall comply with the procurement rules and regulations as set forth by the applicable Federal or State Agency provided the same includes, at a minimum, the provisions set forth in this ordinance.