The legislative authority of any city or village may authorize, by ordinance, the director of public service, director of public safety, mayor, city manager, board of trustees of public affairs, village administrator, or other duly authorized contracting officer, commission, board, or authority to enter into a contract, without advertising and bidding, for services or the purchase of materiel, equipment, or supplies from any department, division, agency, or political subdivision of the state, or with a regional planning commission pursuant to division (D) of section 713.23 of the Revised Code. The ordinance authorizing such contracts shall:
R.C. §735.053