Okla. Stat. tit. 70, § 70-5-128.1: Annual itemized expenditure budget and request for

appropriated funds and estimate of revenues.

No later than October 1 of each year the board of education of

each school district shall file with the State Board of Education an

itemized expenditure budget and request for state appropriated funds

for the ensuing fiscal year, and an estimate of the revenues from

all sources to be received by the district during the ensuing fiscal

year.