Okla. Stat. tit. 82 § 546
Within ten (10) days after the said district has been declared a corporation by the court, the clerk of the court shall transmit to the Secretary of State, and the county clerk in each of the counties having lands in said districts, copies of the findings and the decree of the court incorporating said district.
The same shall be filed and recorded in the office of the Secretary of State in the same manner as articles of incorporation are now required to be filed and recorded under the general law concerning corporations and copies shall also be filed and recorded in the office of the county clerk of each county in which a part of the district may be, where they shall become a permanent record, and the county clerk of each county shall receive a fee of Two Dollars ($2.00) for filing, recording and preserving the same, and the Secretary of State shall receive for filing and recording said copies such fees as now are or hereafter may be provided by law for like services in similar cases.
Okla. Stat. tit. 82, § 546