Okla. Stat. tit. 62 § 34.10
The Director of the Office of Management and Enterprise Services shall cause to be prepared an annual comprehensive financial report, in accordance with generally accepted accounting principles for governments, and shall further have the general purpose financial statements included in the annual comprehensive financial report audited in accordance with generally accepted auditing standards. The Director is hereby authorized to establish procedures and guidelines which are consistent with those issued by the Government Accounting Standards Board, and which shall be followed by state agencies, colleges and universities and other entities who are included in the report, for purposes of establishing consistent application of accounting principles and to ensure the timeliness of the report.
Okla. Stat. tit. 62, § 34.10