Okla. Admin. Code § 655:15-1-2
In addition to terms defined in 12A O.S., Section 1-9-320.2, the following words and terms, when used in this Chapter, shall have the following meaning, unless the context clearly indicates otherwise:
"Effective Financing Statement" or "EFS" means a form filed with the Central Filing System that identifies particular farm products of a person or business that are subject to a lien.
Amended at 16 Ok Reg 2623, eff 7-1-99
Amended at 18 Ok Reg 2789, eff 7-1-01