All authorizations to act as WIC retail vendors require a properly executed, written WIC vendor agreement between the department and the vendor. In the retail purchase system, a standard WIC vendor agreement shall be used statewide and requires ratification annually. Exceptions to this requirement shall be made with the approval of the Commissioner of Health or designee, consistent with USDA WIC Regulations ( 7 CFR 246.12(f) (1)) .
Okla. Admin. Code § 310:410-3-31