Okla. Stat. tit. 62 § 286
Any county, municipality, local improvement district organized or created for the purpose of grading, paving or otherwise improving public streets, alleys, or roads; or other similar district; also any paving district of any municipality of this state; any drainage or reclamation district; or any agency or instrumentality formed or existing pursuant to the laws of this state, which is an agency or instrumentality of a kind named or described in Section 81 of an Act of Congress, entitled "An Act to Establish a Uniform System of Bankruptcy Throughout the United States", as approved July 1, 1898, and as now or hereafter amended and supplemented, (Title 11, United States Code Section 401); which has power to incur indebtedness, either through action of its governing body or through the action of the governing body of any county, municipality, district, agency or instrumentality in which such county, municipality, district, agency or instrumentality is included; is hereby authorized to proceed under all applicable laws enacted by the Congress of the United States, under its federal bankruptcy powers, to effect a plan for the composition of its indebtedness; and the officials and governing body of such county, municipality, district, agency or instrumentality are authorized to adopt all proceedings and to do any and all acts necessary fully to avail such municipality, county, district, agency or instrumentality of the provisions of any of such Acts of the Congress of the United States.
Okla. Stat. tit. 62, § 286