Okla. Stat. tit. 19, § 1412

The county budget board shall hold a public hearing on the proposed budget no later than fifteen (15) days prior to the beginning of the budget year. Notice of the date, time and place of the hearing, together with the proposed budget summaries, shall be published on the county's website and in a newspaper of general circulation in the county not less than five (5) days before the date of the hearing. Affidavit and proof of publication shall be attached to the budget when filed with the county excise board and State Auditor and Inspector. The county clerk shall make available a sufficient number of copies of the proposed budgets as the county budget board shall determine and have them available for review or for distribution or sale at the office of the county clerk. At the public hearing on the budgets, any person may present to the county budget board comments, recommendations or information on any part of the proposed budget.