Okla. Stat. tit. 74E § 2.42
Contributions to an unlimited political action committee may be used to make expenditures for independent expenditures or electioneering communications, for contributions to another unlimited political action committee organized exclusively for the purpose of making independent expenditures or electioneering communications, for operating expenses of the unlimited committee or for other purposes not otherwise prohibited by law or these Rules that further purposes of the committee. "Purposes of the committee" shall mean purposes expressed in the committee's bylaws, articles of organization or similar document or, if there is no such document, in the committee's statement of organization as those purposes are stated prior to the making of an expenditure.
Okla. Stat. tit. 74E, § 2.42