The county clerks of the several counties of the state shall not receive for filing in their offices any instrument providing for the organization of any business trust unless and until a duplicate of such instrument is provided for filing with the Tax Commission, which duplicate shall show the filing references of the county clerk in whose office the original of such instrument is filed, and it is hereby made the duty of such county clerk to see that such duplicate is immediately forwarded to the Tax Commission.
Okla. Stat. tit. 68, § 1211