NY Gen City L § 20-A (2021)
2021 New York Laws GCT - General City Article 2-A - Powers of Cities 20-A - Purchasing Department or Agency.

§ 20-a. Purchasing  department or agency.  Each city, except a city of   the first class having a population of one million or more  inhabitants,   is  hereby authorized and empowered to create and establish by ordinance   of the common council or similar legislative  body  and  to  maintain  a   purchasing  department  or  agency.    Such  department  or agency shall   consist of  a  purchasing  agent,  who  shall  be  its  head,  and  such   assistants  and  with  such  salaries  as  the  body which is by charter   authorized to designate the number of employees and  fix  salaries,  may   from time to time authorize. The purchasing agent shall be appointed and   removable  at  pleasure  by  the  same  official or body who or which by   charter is now authorized to appoint the heads of city departments.  The   purchasing  agent  shall  appoint and remove at pleasure such assistants   and employees as may be authorized.The purchasing department or agency shall purchase and be  responsible   for the proper receipt of all materials and supplies, including those on   which  bids  are  obtained  after  publication of notice pursuant to law   unless the legislative body shall by  ordinance  otherwise  provide,  as   well  as those purchased without the requirement of competitive bidding,   for such departments, boards, bureaus and offices of the city  as  shall   be  designated  in  the  ordinance  creating  the  department. Boards of   contract and supply in second  class  cities  and  boards  with  similar   powers  in  other  cities  and the common council or similar legislative   body in cities which have no boards of contract  and  supply  or  bodies   with  similar  powers, shall make rules and regulations not inconsistent   with general laws or their charter, which shall prescribe the procedure,   conditions, methods and practices that shall prevail in  regard  to  all   purchases  of  materials  and  supplies  by the purchasing department or   agency, and all departments, boards, bureaus and offices of the city for   which supplies are purchased shall obey and comply with such  rules  and   regulations.  The  purchasing  department  or agency may sell, under the   direction of the board of contract and supply or any body having similar   powers or the common council or similar legislative body in those cities   which have no boards of contract and supply or body with similar powers,   all property, real and personal, of the city not needed for  public  use   and  authorized  to  be  sold. The purchasing department or agency shall   have charge of such  storerooms  and  warehouses  of  the  city  as  the   legislative body by ordinance may prescribe.The  purchasing agent and such other subordinates of the department as   the common council or other legislative body may designate, shall within   ten days after appointment execute bonds to be approved  by  the  mayor,   payable  to  such  city  in amounts to be prescribed by ordinance of the   common council or similar legislative body contingent  on  the  faithful   performance  of  the duties of their offices and for a due accounting of   all property that may come under their care, custody and control.