Okla. Stat. tit. 62, § 2024

The expenditures from the Oklahoma Disaster Mitigation and Recovery Matching Fund and other expenditures governed by this act, if made in accordance with the requirements of this act, shall be construed as an expenditure of public funds in furtherance of governmental functions and for the purpose of conferring general and uniform benefits resulting from the expenditures upon the residents and other legal entities located in areas subject to the jurisdiction of the entities described in subsection A or B of Section 4 of this act.