All bids, both successful and unsuccessful, and all contracts and required bonds shall be placed on file and maintained in Treasurer’s office located in Pawhuska, Oklahoma, for a period of three years from the date of completion of the contract, shall be open to public inspection and shall be matters of public record. ONCA 07-57, eff. Apr. 18, 2008; ONCA 14-31, eff. May 30, 2014; ONCA 16-06, eff. Dec. 22, 2015.