Ohio Revised Code Title VII. Municipal Corporations § 735.052

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 the purchase of used equipment or supplies at an auction open to the public, or at a sale at which such used equipment or supplies are to be sold upon submission of written bids to the vendor thereof where the vendor has invited the public to submit written bids or when more than one bid is submitted. The ordinance authorizing such contracts shall: