Section 1437.9 - Unit definition(a) The unit identifies the interest of the producer in the administrative county on the basis of the unique relationship of the owner to one or more operators. The unit is the foundation for all determinations of acreage, production, value, AUD, approved yields, requisite losses, payments, and other program requirements.(b) Separate and distinct units are:(1) One-hundred percent interest as owner/operator;(2) Less than one-hundred percent interest as owner or operator; or(3) Less than one-hundred percent interest, as owner or operator in an inverse relationship.71 FR 13743, Mar. 17, 2006. Redesignated at 79 FR 74574, Dec. 15, 2014