Okla. Stat. tit. 28, § 28-45: Treasurer's quarterly report

He shall, on the first Monday of January and the first Monday

after the first Tuesday of April, and the first Mondays of July and

October of each year, make out and present to the board of county

commissioners a detailed statement of the amount of fees received by

him during the preceding quarter, together with the amount of fees

earned, which are due and unpaid, which report shall be made under

oath and filed with the county clerk.