Okla. Stat. tit. 11 § 56-107
Statements of organization and reports of contributions and expenditures required to be filed with the municipal clerk under the Municipal Campaign Finance and Financial Disclosure Act shall be public records. The municipal clerk shall maintain statements of organization and reports of contributions and expenditures for four (4) years after the date on which they are filed, if not posted on the municipality's website as provided herein, at which time the documents may be destroyed or retained subject to the discretion of the municipal clerk. If the municipality in which the statements of organization and reports of contributions and expenditures are filed maintains an Internet website, the municipal clerk may post on the website copies of statements of organization and reports of contributions and expenditures.
Okla. Stat. tit. 11, § 56-107